BIOTU / Biotech Acquisition Co - Units (1 Ord Class A & 1/2 War) - SEC-arkiveringar, Årsredovisning, Fullmaktsutlåtande

Biotech Acquisition Co - Units (1 Ord Class A & 1/2 War)
US ˙ NASDAQ
DENNA SYMBOL ÄR INTE LÄNGRE AKTIV

Grundläggande statistik
CIK 1825413
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Biotech Acquisition Co - Units (1 Ord Class A & 1/2 War)
SEC Filings (Chronological Order)
Denna sida innehåller en komplett, kronologisk lista över SEC-arkiveringar, exklusive ägande-arkiveringar som vi tillhandahåller på andra ställen.
February 14, 2024 SC 13G/A

BIOT / Biotech Acquisition Co - Class A / Radcliffe Capital Management, L.P. - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. 1) Biotech Acquisition Company (Name of Issuer) Class A ordinary shares, par value $0.0001 per share (Title of Class of Securities) G1125A108 (

February 14, 2023 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 001-39935 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specifie

February 14, 2023 SC 13G

BIOT / Biotech Acquisition Company Class A / GLAZER CAPITAL, LLC Passive Investment

SC 13G 1 biot20221231.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Biotech Acquisition Company (Name of Issuer) Class A ordinary share, $0.0001 par value per share (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriat

February 13, 2023 SC 13G/A

BIOT / Biotech Acquisition Company Class A / ARISTEIA CAPITAL LLC Passive Investment

SC 13G/A 1 sc13gabiotechacquisition.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1) Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, par value $0.0001 per share (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of thi

February 13, 2023 SC 13G/A

BIOT / Biotech Acquisition Company Class A / Beryl Capital Management LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, par value $0.0001 (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designa

February 2, 2023 EX-99.1

Biotech Acquisition Company Announces Liquidation

Exhibit 99.1 Biotech Acquisition Company Announces Liquidation New York, New York, Feb. 01, 2023 (GLOBE NEWSWIRE) - Biotech Acquisition Company (the “Company”) (Nasdaq: BIOT), announced today that it will not implement the extension of the time period the Company has to complete an initial business combination as approved by its shareholders at an extraordinary general meeting of shareholders held

February 2, 2023 8-K

Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 1, 2023 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commis

January 27, 2023 SC 13G

BIOT / Biotech Acquisition Company Class A / Radcliffe Capital Management, L.P. - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2 (Amendment No. ) Biotech Acquisition Company (Name of Issuer) Class A ordinary shares, par value $0.0001 per share (Title of Class of Securities) G1125A108 (C

January 25, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 19, 2023 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commis

January 25, 2023 SC 13G

BIOT / Biotech Acquisition Company Class A / Hudson Bay Capital Management LP - BIOT 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, $0.0001 par value (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

January 11, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 9, 2023 BIOTECH ACQUISITI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 9, 2023 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commiss

January 4, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A ________________ Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ___)

DEF 14A 1 def14a0123biotechacq.htm PROXY STATEMENT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commiss

December 22, 2022 8-K

Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 21, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commi

December 21, 2022 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ___)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

November 22, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2022 ☐ TRANSITION REPORT PURSUA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITI

November 14, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935 (Check One): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-CEN ? Form N-CSR For Period Ended: September 30, 2022 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report

October 11, 2022 EX-10.2

Promissory Note of the Company to Cryfield Investments, Ltd. dated October 4, 2022

Exhibit 10.2 THIS PROMISSORY NOTE (?NOTE?) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE ?SECURITIES ACT?). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 11, 2022 EX-10.1

Promissory Note of the Company to Biotech Sponsor LLC dated October 4, 2022

Exhibit 10.1 THIS PROMISSORY NOTE (?NOTE?) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE ?SECURITIES ACT?). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER THE SECURITIES ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY IN FORM, SCOPE AND SUBSTANCE TO THE COMPANY

October 11, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 11, 2022 (October 4, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of inco

August 22, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended June 30, 2022 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended June 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITION CO

August 15, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935 (Check one): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-SAR ? Form N-CSR For Period Ended: June 30, 2022 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report on F

June 17, 2022 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2022 (June 14, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorpora

June 17, 2022 RW

Biotech Acquisition Company 545 West 25th Street, 20th Floor New York, New York 10001

Biotech Acquisition Company 545 West 25th Street, 20th Floor New York, New York 10001 June 17, 2022 Via EDGAR U.

June 13, 2022 EX-99.1

Biotech Acquisition Company and Blade Therapeutics Mutually Agree to Terminate Business Combination Agreement

Exhibit 99.1 FOR IMMEDIATE RELEASE Biotech Acquisition Company and Blade Therapeutics Mutually Agree to Terminate Business Combination Agreement NEW YORK and SOUTH SAN FRANCISCO, Calif., June 13, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded special purpose acquisition company affiliated with SPRIM Global Investments, and Blade Therapeutics, Inc. (?Blade?), a biophar

June 13, 2022 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 13, 2022 (June 10, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorpora

June 13, 2022 EX-10.1

Termination and Release Agreement, dated as of June 10, 2022, by and among Biotech Acquisition Company, Blade Merger Subsidiary, Inc., Blade Therapeutics, Inc., Biotech Sponsor LLC, in the capacity as the Acquiror Representative thereunder, and Jean-Frédéric Viret, in the capacity as the Blade Representative thereunder

Exhibit 10.1 TERMINATION AND RELEASE AGREEMENT THIS TERMINATION AND RELEASE AGREEMENT, dated as of June 10, 2022 (this ?Agreement?), is entered into by and among Biotech Acquisition Company, a Cayman Islands exempted company (together with its successors, the ?Acquiror?), Blade Merger Subsidiary, Inc., a Delaware corporation and a wholly-owned subsidiary of the Acquiror (?Merger Sub?), Biotech Spo

June 3, 2022 EX-99.1

Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination

Exhibit 99.1 Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination ? Extraordinary General Meeting of BAC?s shareholders postponed until a to-be-determined later date NEW YORK and SOUTH SAN FRANCISCO, Calif., June 2, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded speci

June 3, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 2, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

June 3, 2022 EX-99.1

Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination

Exhibit 99.1 Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination ? Extraordinary General Meeting of BAC?s shareholders postponed until a to-be-determined later date NEW YORK and SOUTH SAN FRANCISCO, Calif., June 2, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded speci

June 3, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 2, 2022 BIOTECH ACQUISITION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 2, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 31, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 31, 2022 BIOTECH ACQUISITION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 31, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 31, 2022 EX-99.1

Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination

Exhibit 99.1 Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination ? Extraordinary General Meeting of BAC?s shareholders postponed until June 3, 2022, at 10:00 a.m., Eastern Time NEW YORK and SOUTH SAN FRANCISCO, Calif., May 31, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly

May 31, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 31, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 31, 2022 EX-99.1

Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination

Exhibit 99.1 Biotech Acquisition Company and Blade Therapeutics Announce Postponement of Extraordinary Meeting of Shareholders to Approve Proposed Business Combination ? Extraordinary General Meeting of BAC?s shareholders postponed until June 3, 2022, at 10:00 a.m., Eastern Time NEW YORK and SOUTH SAN FRANCISCO, Calif., May 31, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly

May 24, 2022 425

Biotech Acquisition Company Announces Submission of Prospectus Supplement to the Proxy Statement/Prospectus to The Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 24, 2022 a. Press Release On May 24, 2022, Biotech Acquisition Company (?BAC?) ? which is a party to a previously disclosed Agreement and Plan of Merge

May 24, 2022 424B3

PROXY STATEMENT for an Extraordinary General Meeting of BIOTECH ACQUISITION COMPANY (a Cayman Islands exempted company) PROSPECTUS SUPPLEMENT May 23, 2022 for 90,548,487 Shares of Common Stock and 11,500,000 Redeemable Warrants of BIOTECH ACQUISITION

Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-263577 PROXY STATEMENT for an Extraordinary General Meeting of BIOTECH ACQUISITION COMPANY (a Cayman Islands exempted company) PROSPECTUS SUPPLEMENT May 23, 2022 for 90,548,487 Shares of Common Stock and 11,500,000 Redeemable Warrants of BIOTECH ACQUISITION COMPANY (such securities to be issued after the Company?s re-domestication in

May 23, 2022 EX-2.1

Amendment to Agreement and Plan of Merger, dated May 17, 2022, between Biotech Acquisition Company, Blade Merger Subsidiary, Inc., Blade Therapeutics, Inc., Biotech Sponsor LLC, in the capacity as the Acquiror Representative thereunder, and Jean-Frédéric Viret, in the capacity as the Blade Representative thereunder.

Exhibit 2.1 Amendment to Agreement and Plan of Merger This Amendment (this ?Amendment?), entered into and effective as of May 17, 2022, is made to that certain Agreement and Plan of Merger (the ?Original Agreement?; as amended by this Amendment and as the same may be further amended, modified and restated, the ?Merger Agreement?) dated as of November 8, 2021, by and among Biotech Acquisition Compa

May 23, 2022 EX-2.1

Amendment to Agreement and Plan of Merger, dated May 17, 2022, between Biotech Acquisition Company, Blade Merger Subsidiary, Inc., Blade Therapeutics, Inc., Biotech Sponsor LLC, in the capacity as the Acquiror Representative thereunder, and Jean-Frédéric Viret, in the capacity as the Blade Representative thereunder.

Exhibit 2.1 Amendment to Agreement and Plan of Merger This Amendment (this ?Amendment?), entered into and effective as of May 17, 2022, is made to that certain Agreement and Plan of Merger (the ?Original Agreement?; as amended by this Amendment and as the same may be further amended, modified and restated, the ?Merger Agreement?) dated as of November 8, 2021, by and among Biotech Acquisition Compa

May 23, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 23, 2022 (May 17, 2022) BIOTE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 23, 2022 (May 17, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporati

May 23, 2022 8-K

Financial Statements and Exhibits, Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 23, 2022 (May 17, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporati

May 19, 2022 425

Filed by Biotech Acquisition Company

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 19, 2022 a. Social Media On May 19, 2022, Blade shared the following on its LinkedIn page: The American Thoracic Society 2022 International Conference

May 18, 2022 EX-99.1

Blade Therapeutics Presents Preclinical Data Highlighting Differentiating Characteristics of Cudetaxestat at the American Thoracic Society 2022 International Conference

Exhibit 99.1 FOR IMMEDIATE RELEASE Blade Therapeutics Presents Preclinical Data Highlighting Differentiating Characteristics of Cudetaxestat at the American Thoracic Society 2022 International Conference ? Cudetaxestat displayed direct anti-fibrotic effects on multiple biomarkers in a preclinical lung fibrosis model ? Non-competitive autotaxin inhibition by cudetaxestat maintained potency in the p

May 18, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 18, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 18, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 18, 2022 BIOTECH ACQUISITION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 18, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 18, 2022 425

Blade Therapeutics Presents Preclinical Data Highlighting Differentiating Characteristics of Cudetaxestat at the American Thoracic Society 2022 International Conference

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 18, 2022 a. Press Release On May 18, 2022, Blade Therapeutics, Inc. (?Blade?) ? which is a party to a previously disclosed Agreement and Plan of Merger

May 18, 2022 EX-99.1

Blade Therapeutics Presents Preclinical Data Highlighting Differentiating Characteristics of Cudetaxestat at the American Thoracic Society 2022 International Conference

Exhibit 99.1 FOR IMMEDIATE RELEASE Blade Therapeutics Presents Preclinical Data Highlighting Differentiating Characteristics of Cudetaxestat at the American Thoracic Society 2022 International Conference ? Cudetaxestat displayed direct anti-fibrotic effects on multiple biomarkers in a preclinical lung fibrosis model ? Non-competitive autotaxin inhibition by cudetaxestat maintained potency in the p

May 17, 2022 EX-99.1

Blade Therapeutics Presents Data from Phase 1 and Preclinical Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference

Exhibit 99.1 FOR IMMEDIATE RELEASE Blade Therapeutics Presents Data from Phase 1 and Preclinical Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference ? No significant drug-drug interaction (DDI) seen with cudetaxestat in combination with either pirfenidone or nintedanib, two approved therapies for idiopathic pulmonary fibrosis (IPF) ? Cudetaxestat was well tolerat

May 17, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 17, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 17, 2022 EX-99.1

Blade Therapeutics Presents Data from Phase 1 and Preclinical Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference

Exhibit 99.1 FOR IMMEDIATE RELEASE Blade Therapeutics Presents Data from Phase 1 and Preclinical Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference ? No significant drug-drug interaction (DDI) seen with cudetaxestat in combination with either pirfenidone or nintedanib, two approved therapies for idiopathic pulmonary fibrosis (IPF) ? Cudetaxestat was well tolerat

May 17, 2022 425

Blade Therapeutics Presents Data from Phase 1 and Preclinical Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 17, 2022 a. Press Release On May 16, 2022, Blade Therapeutics, Inc. (?Blade?) ? which is a party to a previously disclosed Agreement and Plan of Merger

May 17, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 17, 2022 BIOTECH ACQUISITION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 17, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 16, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended March 31, 2022 ☐ TRANSITION REPORT PURSUANT T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended March 31, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITION C

May 16, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 16, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation May 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only t

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation May 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, Inc. (the ?Target?). The Target and Biotech Acquisition C

May 16, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation May 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only t

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation May 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, Inc. (the ?Target?). The Target and Biotech Acquisition C

May 16, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2022 BIOTECH ACQUISITION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 16, 2022 SC 13G

BIOT / Biotech Acquisition Company Class A / Beryl Capital Management LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, par value $0.0001 (Title of Class of Securities) G1125A108 (CUSIP Number) May 6, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the

May 13, 2022 425

Filed by Biotech Acquisition Company

425 1 ea159948-425biotech.htm FORM 425 Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 13, 2022 a. Open Letter to the Respiratory Community On May 13, 2022, Blade Therapeutics, Inc. (“Blade”) – which

May 10, 2022 425

Biotech Acquisition Company and Blade Therapeutics, Inc. Announce Effectiveness of Registration Statement on Form S-4, Date of BAC’s Extraordinary General Meeting to Approve Proposed Business Combination and Signing of Up to $75 million Committed Equ

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: May 9, 2022 a. Press Release On May 9, 2022, Biotech Acquisition Company (?BAC?) ? which is a party to a previously disclosed Agreement and Plan of Merger,

May 9, 2022 S-4/A

As filed with the United States Securities and Exchange Commission on May 9, 2022.

As filed with the United States Securities and Exchange Commission on May 9, 2022.

May 9, 2022 424B3

PROXY STATEMENT for an Extraordinary General Meeting of BIOTECH ACQUISITION COMPANY (a Cayman Islands exempted company) PROSPECTUS for 90,548,487 Shares of Common Stock and 11,500,000 Redeemable Warrants of BIOTECH ACQUISITION COMPANY (such securitie

Filed Pursuant to Rule 424(b)(3) Registration No. 333-263577 PROXY STATEMENT for an Extraordinary General Meeting of BIOTECH ACQUISITION COMPANY (a Cayman Islands exempted company) PROSPECTUS for 90,548,487 Shares of Common Stock and 11,500,000 Redeemable Warrants of BIOTECH ACQUISITION COMPANY (such securities to be issued after the Company?s re-domestication in the State of Delaware and its rena

May 9, 2022 CORRESP

Biotech Acquisition Company 545 West 25th Street, 20th Floor New York, NY 10001 May 9, 2022

Biotech Acquisition Company 545 West 25th Street, 20th Floor New York, NY 10001 May 9, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.

May 9, 2022 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2022 (May 3, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation

May 9, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2022 (May 3, 2022) BIOTECH

425 1 ea159623-8k425biotech.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2022 (May 3, 2022) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/

May 6, 2022 CORRESP

* * * * *

May 6, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.

May 4, 2022 EX-10.27

Registration Rights Agreement, dated as of May 3, 2022, by and among Biotech Acquisition Company, and CF Principal Investments LLC

Exhibit 10.27 Execution Version REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT (this ?Agreement?), dated as of May 3, 2022, is by and between CF Principal Investments LLC, a Delaware limited liability company (the ?Investor?), and Biotech Acquisition Company, a Cayman Islands exempted company (the ?Company?). RECITALS A. The Company and the Investor have entered into that certain

May 4, 2022 S-4/A

As filed with to the United States Securities and Exchange Commission on May 3, 2022.

As filed with to the United States Securities and Exchange Commission on May 3, 2022.

May 4, 2022 EX-99.9

Consent of Michael Shleifer to be named as a director

Exhibit 99.9 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

May 4, 2022 EX-10.26

Common Stock Purchase Agreement, dated as of May 3, 2022, by and among Biotech Acquisition Company, and CF Principal Investments LLC

Exhibit 10.26 Execution Version COMMON STOCK PURCHASE AGREEMENT This COMMON STOCK PURCHASE AGREEMENT is made and entered into as of May 3, 2022 (this ?Agreement?), by and between CF Principal Investments LLC, a Delaware limited liability company (the ?Investor?), and Biotech Acquisition Company, a Cayman Islands exempted company (the ?Company?). RECITALS WHEREAS, the Company has entered into an Ag

May 4, 2022 EX-4.5

Specimen Common Stock Certificate of Blade Biotherapeutics, Inc.

Exhibit 4.5 The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: TEN COM ? as tenants in common UNIF GIFT MIN ACT ? Custodian TEN ENT ? as tenants by the entireties (Cust) (Minor) IT TEN ? as joint tenants with right of survivorship and not as tenants in com

April 18, 2022 EX-10.22

Amendment to Offer Letter, dated as of March 24, 2022, by and between Blade Biotherapeutics, Inc. and Felix Karim, Ph.D.

Exhibit 10.22 March 24, 2022 Felix Karim, Ph.D. 732 Laurel Drive Walnut Creek, CA 94596 Re: Proposed Compensation Adjustments Dear Felix: Blade Therapeutics, Inc. (the ?Company?) would like to amend the terms of your employment (and your underlying offer letter dated September 30, 2016 (the ?Offer Letter?)) as set forth in this letter (this ?Agreement?) to reflect the following adjustments to your

April 18, 2022 EX-10.18

Offer Letter, dated as of September 30, 2016, by and between Blade Therapeutics, Inc. and Felix Karim, Ph.D.

Exhibit 10.18 30 September 2016 Dear Felix, Congratulations! On behalf of Blade Therapeutics, Inc. (the ?Company?), I am pleased to set forth below the terms of your employment with the Company. Should you accept our offer: 1. You will be employed to serve on a full-time basis as Executive Vice President, Business Development, responsible for such duties as are consistent with such position, plus

April 18, 2022 EX-10.20

Amendment to Offer Letter, dated as of March 24, 2022, by and between Blade Biotherapeutics, Inc. and Jean-Frederic Viret, Ph.D.

Exhibit 10.20 March 24, 2022 Jean-Fr?d?ric Viret, Ph.D. 337 Thompson Avenue Mountain View, CA 94043 Re: Proposed Compensation Adjustments Dear Jean: Blade Therapeutics, Inc. (the ?Company?) would like to amend the terms of your employment (and your underlying offer letter dated February 1, 2021 (the ?Offer Letter?) as set forth in this letter (this ?Agreement?) to reflect the following adjustments

April 18, 2022 CORRESP

* * * * *

April 15, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.

April 18, 2022 EX-99.7

Consent of John A. Hohneker, M.D. to be named as a director

Exhibit 99.7 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-99.6

Consent of Luke Evnin to be named as a director

Exhibit 99.6 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-99.8

Consent of Carl Goldfischer, M.D. to be named as a director

Exhibit 99.8 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-10.21

Amendment to Offer Letter, dated as of March 24, 2022, by and between Blade Biotherapeutics, Inc. and Prabha Ibrahim, Ph.D.

Exhibit 10.21 March 24, 2022 Prabha Ibrahim, Ph.D. 3380 Lubich Drive Mountain View, CA 94040 Re: Proposed Compensation Adjustments Dear Prabha: Blade Therapeutics, Inc. (the ?Company?) would like to amend the terms of your employment (and your underlying offer letter dated April 19, 2017 (the ?Offer Letter?)) as set forth in this letter (this ?Agreement?) to reflect the following adjustments to yo

April 18, 2022 EX-10.15

Offer Letter, dated as of July 18, 2016, by and between Blade Therapeutics, Inc. and Wendye Robbins, M.D.

EX-10.15 4 fs42022a2ex10-15biotechacq.htm OFFER LETTER, DATED AS OF JULY 18, 2016, BY AND BETWEEN BLADE THERAUEPTICS, INC. AND WENDYE ROBBINS, M.D Exhibit 10.15 BLADE THERAPEUTICS, INC. July 18, 2016 Wendye Robbins, M.D. 181 28th Avenue San Francisco, CA 94121 Dear Wendye: I am pleased to offer you a full-time position with Blade Therapeutics, Inc. (the “Company”) as the Company’s Chief Executive

April 18, 2022 EX-99.3

Consent of Mark Timney to be named as a director

Exhibit 99.3 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-10.19

Amendment to Offer Letter, dated as of March 24, 2022, by and between Blade Biotherapeutics, Inc. and Wendye Robbins, M.D.

Exhibit 10.19 March 24, 2022 Wendye Robbins, M.D. 181 28th Avenue San Francisco, CA 94121 Re: Proposed Compensation Adjustments Dear Wendye: Blade Therapeutics, Inc. (the ?Company?) would like to amend the terms of your employment (and your underlying offer letter dated July 7, 2016 (the ?Offer Letter?)) as set forth in this letter (this ?Agreement?) to reflect the following adjustments to your co

April 18, 2022 EX-10.17

Offer Letter, dated as of April 19, 2017, by and between Blade Therapeutics, Inc. and Prabha Ibrahim, Ph.D.

Exhibit 10.17 19 April 2017 Dear Prabha, Congratulations! On behalf of Blade Therapeutics, Inc. (the ?Company?), I am pleased to set forth below the terms of your employment with the Company. Should you accept our offer: 1. You will be employed as Chief Technical Officer, responsible for developing and communicating the technical vision of the Company. You will be responsible for driving all non-c

April 18, 2022 EX-99.2

Consent of Wendye Robbins to be named as a director

Exhibit 99.2 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-10.16

Offer Letter, dated as of February 1, 2021, by and between Blade Therapeutics, Inc. and Jean-Frederic Viret, Ph.D.

Exhibit 10.16 February 1, 2021 Jean-Fr?d?ric Viret, Ph.D. Dear Jean: I am pleased to offer you a full-time position with Blade Therapeutics, Inc. (the ?Company?) as the Company?s Chief Financial Officer. This letter agreement sets forth the terms and conditions of your appointment as Chief Financial Officer of the Company, effective as of March 15, 2021 (the ?Start Date?). Capitalized terms used h

April 18, 2022 S-4/A

Form of Certificate of Incorporation of Blade Biotherapeutics, Inc., to become effective upon Closing (included as Annex C to the proxy statement/prospectus)

As filed with to the United States Securities and Exchange Commission on April 15, 2022.

April 18, 2022 EX-99.5

Consent of James Scopa to be named as a director

Exhibit 99.5 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 18, 2022 EX-99.4

Consent of Lloyd Klickstein to be named as a director

Exhibit 99.4 Consent to be Named as a Director In connection with the filing by Biotech Acquisition Company of the Registration Statement on Form S-4 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named in the Registration Statement and any and all amendments and

April 11, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation April 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to

EX-99.1 2 ea158285ex99-1biotechacq.htm INVESTOR PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation April 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics

April 11, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation April 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation April 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, Inc. (the “Target”). The Target and Biotech Acquisition Com

April 11, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commissi

April 11, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2022 BIOTECH ACQUISITIO

425 1 ea158285-425biotech.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdicti

April 5, 2022 425

Biotech Acquisition Company Announces Filing of First Amendment to Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

425 1 ea158018-425biotechacq.htm FORM 425 Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: April 5, 2022 a. Press Release On April 4, 2022, Biotech Acquisition Company (“BAC”) – which is a party to a prev

April 4, 2022 425

Blade Therapeutics Announces Feedback from FDA on End-of-Phase 1 Data Package

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: April 4, 2022 a. Press Release On April 4, 2022, Blade Therapeutics, Inc. (“Blade”) – which is a party to a previously disclosed Agreement and Plan of Merg

April 4, 2022 S-4/A

As filed with to the United States Securities and Exchange Commission on April 1, 2022.

As filed with to the United States Securities and Exchange Commission on April 1, 2022.

April 1, 2022 CORRESP

* * * * *

April 1, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.

March 31, 2022 425

Filed by Biotech Acquisition Company

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: March 30, 2022 a. Poster Presentation at the Society of Toxicology Annual Meeting On March 30, 2022, Blade Therapeutics, Inc. (“Blade”) – which is a party

March 24, 2022 425

Blade Therapeutics to Present Data from Preclinical and Phase 1 Studies of Cudetaxestat at the American Thoracic Society 2022 International Conference

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: March 24, 2022 a. Press Release On March 24, 2022, Blade Therapeutics, Inc. (?Blade?) ? which is a party to a previously disclosed Agreement and Plan of Me

March 15, 2022 S-4

As filed with to the United States Securities and Exchange Commission on March 15, 2022.

As filed with to the United States Securities and Exchange Commission on March 15, 2022.

March 15, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation March 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to

EX-99.1 2 ea156873ex99-1biotech.htm INVESTOR PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation March 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, I

March 15, 2022 CORRESP

* * * * *

March 15, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Life Sciences 100 F Street, N.

March 15, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Oppenheimer’s 32 nd Annual Healthcare Conference Wendye Robbins, M.D. President & CEO February 15, 2022 Disclaimer and Other Important Information 2 This Pr

EX-99.1 2 ea156871ex99-1biotech.htm OPPENHEIMER PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Oppenheimer’s 32 nd Annual Healthcare Conference Wendye Robbins, M.D. President & CEO February 15, 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist

March 15, 2022 EX-21.1

List of subsidiaries of the Registrant

Exhibit 21.1 Entity Jurisdiction Blade Merger Subsidiary, Inc. Delaware

March 15, 2022 EX-10.21

First Amendment to Lease, dated as of October 15, 2021, by and among Blade Therapeutics, Inc. and Bayside Acquisition, LLC.

Exhibit 10.21 FIRST AMENDMENT TO LEASE This FIRST AMENDMENT TO LEASE (?First Amendment?) is made and entered into as of October 15, 2021, by and between BAYSIDE ACQUISITION, LLC, a Delaware limited liability company (?Landlord?), and BLADE THERAPEUTICS, INC., a Delaware corporation (?Tenant?). R E C I T A L S: A. Landlord and Tenant are parties to the Lease dated April 28, 2016 (the ?Lease?), purs

March 15, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITIO

425 1 ea156871-8k425biotech.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or

March 15, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commissi

March 15, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commissi

March 15, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commissi

March 15, 2022 EX-10.22

Sublease Agreement, dated as of October 1, 2019, by and among Blade Therapeutics, Inc. and Molecular Transport Inc.

EX-10.22 4 fs42022ex10-22biotechacq.htm SUBLEASE AGREEMENT, DATED AS OF OCTOBER 1, 2019, BY AND AMONG BLADE THERAPEUTICS, INC. AND MOLECULAR TRANSPORT INC. Exhibit 10.22 SUBLEASE THIS SUBLEASE (this “Sublease”) is dated for reference purposes as of October 1, 2019, and is made by and between Blade Therapeutics, Inc., a Delaware corporation (“Sublessor”), and Applied Molecular Transport Inc., a Del

March 15, 2022 EX-99.2

Biotech Acquisition Company Announces Public Filing of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

EX-99.2 3 ea156873ex99-2biotech.htm PRESS RELEASE Exhibit 99.2 Biotech Acquisition Company Announces Public Filing of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc. New York, NY, March 15, 2022 – Biotech Acquisition Company (NASDAQ: BIOT) (“BAC”), a publicly traded special purpose acquisition company affiliated with SPRIM Global Investments, today annou

March 15, 2022 EX-FILING FEES

Calculation of Filing Fees Table

Exhibit 107 Calculation of Filing Fee Tables Form S-4 (Form Type) Biotech Acquisition Company (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities CALCULATION OF REGISTRATION FEE Security Type Security Class Title(1) Fee Calculation Rule(3) Amount Being Registered Proposed Maximum Offering Price Per Security Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock(2) (3) 457(f)(1) 32,250,000 $9.

March 15, 2022 EX-99.1

Form of Proxy Card for Extraordinary General Meeting

Exhibit 99.1 YOUR VOTE IS IMPORTANT. PLEASE VOTE TODAY. Vote by Internet - QUICK EASY IMMEDIATE - 24 Hours a Day, 7 Days a Week or by Mail BIOTECH ACQUISITION COMPANY Your Internet vote authorizes the named proxies to vote your shares in the same manner as if you marked, signed and returned your proxy card. Votes submitted electronically over the Internet must be received by 11:59 p.m., Eastern Ti

March 15, 2022 EX-99.2

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Barclay’s Global Healthcare Conference Wendye Robbins, M.D. President & CEO February 16, 2022 Disclaimer and Other Important Information 2 This Presentation

Exhibit 99.2 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Barclay?s Global Healthcare Conference Wendye Robbins, M.D. President & CEO February 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics,

March 15, 2022 EX-99.2

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Barclay’s Global Healthcare Conference Wendye Robbins, M.D. President & CEO February 16, 2022 Disclaimer and Other Important Information 2 This Presentation

Exhibit 99.2 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Barclay?s Global Healthcare Conference Wendye Robbins, M.D. President & CEO February 16, 2022 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics,

March 15, 2022 EX-99.2

Biotech Acquisition Company Announces Public Filing of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

Exhibit 99.2 Biotech Acquisition Company Announces Public Filing of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc. New York, NY, March 15, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded special purpose acquisition company affiliated with SPRIM Global Investments, today announced that it has publicly filed, with the U.S. Sec

March 15, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation March 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to

EX-99.1 2 ea156873ex99-1biotech.htm INVESTOR PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation March 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, I

March 15, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Oppenheimer’s 32 nd Annual Healthcare Conference Wendye Robbins, M.D. President & CEO February 15, 2022 Disclaimer and Other Important Information 2 This Pr

EX-99.1 2 ea156871ex99-1biotech.htm OPPENHEIMER PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Oppenheimer’s 32 nd Annual Healthcare Conference Wendye Robbins, M.D. President & CEO February 15, 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist

March 15, 2022 EX-99.9

Consent of Vantage Point Advisors, Inc.

Exhibit 99.9 Consent of Vantage Point Advisors, Inc. We hereby consent to (i) the inclusion of our opinion letter, dated October 25, 2021, to the Board of Directors of Biotech Acquisition Company (?BAC?) as Annex G to Proxy Statement/Prospectus which forms a part of the Registration Statement on Form S-4 related to the proposed merger with Blade Therapeutics, Inc. and (ii) the references to such o

March 15, 2022 EX-10.20

Britannia Life Science Center Lease, dated as of April 28, 2016, by and among Blade Therapeutics, Inc. and Bayside Acquisition, LLC.

EX-10.20 2 fs42022ex10-20biotechacq.htm BRITANNIA LIFE SCIENCE CENTER LEASE, DATED AS OF APRIL 28, 2016, BY AND AMONG BLADE THERAPEUTICS, INC. AND BAYSIDE ACQUISITION, LLC Exhibit 10.20 BRITANNIA LIFE SCIENCE CENTER LEASE This Lease (the “Lease”), dated as of the date set forth in Section 1 of the Summary of Basic Lease Information (the “Summary”), below, is made by and between BAYSIDE ACQUISITION

March 8, 2022 EX-99.1

INDEX TO FINANCIAL STATEMENT

EX-99.1 2 ea156396ex99-1biotechacq.htm AUDITED BALANCE SHEET AS OF JANUARY 28, 2021 (RESTATED) Exhibit 99.1 INDEX TO FINANCIAL STATEMENT Page Report of Independent Registered Public Accounting Firm F-2 Balance Sheet F-3 Notes to Financial Statement F-4 F-1 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and the Board of Directors of Biotech Acquisition Company Opinion o

March 8, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITI

March 8, 2022 8-K/A

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2022 (January 28, 2021) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or

March 8, 2022 EX-14.1

Code of Ethics and Business Conduct.*

EX-14.1 2 f10k2021ex14-1biotechacq.htm CODE OF ETHICS AND BUSINESS CONDUCT Exhibit 14.1 CODE OF ETHICS AND BUSINESS CONDUCT OF BIOTECH ACQUISITION COMPANY 1. Introduction The Board of Directors (the “Board”) of Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), has adopted this code of ethics and business conduct (this “Code”), as may be amended from time to time by th

March 7, 2022 425

Blade Therapeutics to Participate in Upcoming Investor Conferences

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: March 7, 2022 a. Press Release On March 7, 2022, Blade Therapeutics, Inc. (“Blade”) – which is a party to a previously disclosed Agreement and Plan of Merg

February 22, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation February 2022MB0 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes on

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation February 2022MB0 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, Inc. (the ?Target?). The Target and Biotech Acquisiti

February 22, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 22, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commi

February 22, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 22, 2022 BIOTECH ACQUISI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 22, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commi

February 22, 2022 EX-99.2

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Welcome! The event will start shortly. Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerat

EX-99.2 3 ea156010ex99-2biotech.htm ANALYST PRESENTATION Exhibit 99.2 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Welcome! The event will start shortly. Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Disclaimer and Other Important

February 22, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation February 2022MB0 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes on

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Corporate Presentation February 2022MB0 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating the busi nes s of Blade Therapeutics, Inc. (the ?Target?). The Target and Biotech Acquisiti

February 22, 2022 EX-99.2

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Welcome! The event will start shortly. Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerat

Exhibit 99.2 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Welcome! The event will start shortly. Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases Blade Analyst Day February 22, 2022 Disclaimer and Other Important Information 3 This Presentation (the “Presentation”) is f

February 14, 2022 SC 13G

BIOT / Biotech Acquisition Company Class A / ARISTEIA CAPITAL LLC - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. *) Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, Included as Part of the Units (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

February 14, 2022 SC 13G

BIOT / Biotech Acquisition Company Class A / Biotech Sponsor LLC - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Biotech Acquisition Company (Name of Issuer) Class A Ordinary Shares, par value $0.0001 per share (Title of Class of Securities) G1125A108 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box t

January 12, 2022 EX-99.3

LinkedIn posting announcing positive topline data from a phase 1 drug-drug interaction clinical study of cudetaxestat co-administered with approved IPF therapies

Exhibit 99.3 LinkedIn posting announcing positive topline data from a phase 1 drug-drug interaction clinical study of cudetaxestat co-administered with approved IPF therapies Target Posting Date: January 12, 2022 Post Text Today we announced the successful completion of a phase 1 drug-drug interaction clinical study that evaluated co-administration of cudetaxestat with either of two approved thera

January 12, 2022 EX-99.2

Blade Therapeutics Announces Successful Completion of Phase 1 Clinical Study that Evaluated Co-Administration of Cudetaxestat with Either of Two Approved Therapies for Idiopathic Pulmonary Fibrosis

Exhibit 99.2 FOR IMMEDIATE RELEASE Blade Therapeutics Announces Successful Completion of Phase 1 Clinical Study that Evaluated Co-Administration of Cudetaxestat with Either of Two Approved Therapies for Idiopathic Pulmonary Fibrosis ? Clinical study found that cudetaxestat, a non-competitive inhibitor of autotaxin, was well tolerated and showed no reports of drug-related serious adverse events or

January 12, 2022 EX-99.2

Blade Therapeutics Announces Successful Completion of Phase 1 Clinical Study that Evaluated Co-Administration of Cudetaxestat with Either of Two Approved Therapies for Idiopathic Pulmonary Fibrosis

Exhibit 99.2 FOR IMMEDIATE RELEASE Blade Therapeutics Announces Successful Completion of Phase 1 Clinical Study that Evaluated Co-Administration of Cudetaxestat with Either of Two Approved Therapies for Idiopathic Pulmonary Fibrosis ? Clinical study found that cudetaxestat, a non-competitive inhibitor of autotaxin, was well tolerated and showed no reports of drug-related serious adverse events or

January 12, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 12, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commis

January 12, 2022 EX-99.3

LinkedIn posting announcing positive topline data from a phase 1 drug-drug interaction clinical study of cudetaxestat co-administered with approved IPF therapies

Exhibit 99.3 LinkedIn posting announcing positive topline data from a phase 1 drug-drug interaction clinical study of cudetaxestat co-administered with approved IPF therapies Target Posting Date: January 12, 2022 Post Text Today we announced the successful completion of a phase 1 drug-drug interaction clinical study that evaluated co-administration of cudetaxestat with either of two approved thera

January 12, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases January 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested par

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases January 2022 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating a propos ed initial business combination (the ?Transaction? or ?Business Combination?) between Biotech Acquisition Com

January 12, 2022 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases January 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested par

EX-99.1 2 ea153875ex99-1biotech.htm INVESTOR PRESENTATION Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases January 2022 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating a propos ed initial business combination (the “Transaction”

January 12, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 12, 2022 BIOTECH ACQUISIT

425 1 ea153875-8k425biotech.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 12, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State

January 3, 2022 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 3, 2022 BIOTECH ACQUISITI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 3, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commiss

January 3, 2022 EX-99.1

Biotech Acquisition Company Announces Confidential Submission of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

Exhibit 99.1 Biotech Acquisition Company Announces Confidential Submission of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc. New York, NY, January 3, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded special purpose acquisition company affiliated with SPRIM Global Investments, today announced that it has made a confidential su

January 3, 2022 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 3, 2022 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commiss

January 3, 2022 EX-99.1

Biotech Acquisition Company Announces Confidential Submission of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc.

Exhibit 99.1 Biotech Acquisition Company Announces Confidential Submission of Registration Statement on Form S-4 Related to Proposed Merger with Blade Therapeutics, Inc. New York, NY, January 3, 2022 ? Biotech Acquisition Company (NASDAQ: BIOT) (?BAC?), a publicly traded special purpose acquisition company affiliated with SPRIM Global Investments, today announced that it has made a confidential su

December 27, 2021 EX-99.9

EX-99.9

December 27, 2021 DRS

Confidential Treatment Requested by Biotech Acquisition Company Pursuant to 17 C.F.R. Section 200.83

DRS 1 filename1.htm Confidential Treatment Requested by Biotech Acquisition Company Pursuant to 17 C.F.R. Section 200.83 As confidentially submitted to the United States Securities and Exchange Commission on December , 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-4 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisit

December 27, 2021 EX-21.1

EX-21.1

Exhibit 21.1 Entity Jurisdiction Blade Merger Subsidiary, Inc. Delaware

December 14, 2021 SC 13G/A

BIOTU / Biotech Acquisition Company Unit / Atalaya Capital Management LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Biotech Acquisition Company (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) G1125A124** (CUSIP Number) October 1, 2021*** (Date of Event which Requires Filing of this Statement) Check the appropriate box

November 30, 2021 425

2

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: November 30, 2021 a. Press Release On November 30, 2021, Blade Therapeutics, Inc. (?Blade?) - which is party to a previously disclosed Agreement and Plan o

November 17, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2021 ☐ TRANSITION REPORT PURSUA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITI

November 17, 2021 8-K

Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 15, 2021 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commi

November 15, 2021 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935 (Check one): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-SAR ? Form N-CSR For Period Ended: September 30, 2021 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report

November 9, 2021 425

Filed by Biotech Acquisition Company

425 1 ea150286-425biotechacq.htm 425 Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: November 9, 2021 On November 9, Ivan Jarry, who is the Chief Operating Officer of Biotech Acquisition Company, through

November 8, 2021 EX-2.1

Agreement and Plan of Merger, dated as of November 8, 2021, by and among Biotech Acquisition Company, Blade Merger Subsidiary, Inc., Blade Therapeutics, Inc., Biotech Sponsor LLC, in the capacity as the Acquiror Representative thereunder, and Jean-Frédéric Viret, in the capacity as the Blade Representative thereunder.

EX-2.1 2 ea148645ex2-1biotechacqui.htm AGREEMENT AND PLAN OF MERGER, DATED AS OF NOVEMBER 8, 2021, BY AND AMONG BIOTECH ACQUISITION COMPANY, BLADE MERGER SUBSIDIARY, INC., BLADE THERAPEUTICS, INC., BIOTECH SPONSOR LLC Exhibit 2.1 CONFIDENTIAL Execution Version AGREEMENT AND PLAN OF MERGER by and among BIOTECH ACQUISITION COMPANY, as the Acquiror, BLADE MERGER SUBSIDIARY, INC., as Merger Sub, BIOTE

November 8, 2021 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases November 2021 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested pa

EX-99.1 8 ea148645ex99-1biotechacqui.htm INVESTOR PRESENTATION, DATED NOVEMBER , 2021 Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases November 2021 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested parties in evaluating a propos ed initial business co

November 8, 2021 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2021 BIOTECH ACQUISIT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2021 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commis

November 8, 2021 EX-99.2

1

Exhibit 99.2 Biotech Acquisition Company and Blade Therapeutics Definitive Merger Agreement Investor Presentation Transcript, November 2021 Slide 1 (00:00) Michael Shleifer: Hello. Thank you for joining us. I?m Michael Shleifer, CEO and chairman of Biotech Acquisition Corporation and co-founder and managing partner of SPRIM Global Investments. I?m joined by Dr. Wendye Robbins, president and CEO of

November 8, 2021 EX-2.1

Agreement and Plan of Merger, dated as of November 8, 2021, by and among Biotech Acquisition Company, Blade Merger Subsidiary, Inc., Blade Therapeutics, Inc., Biotech Sponsor LLC, in the capacity as the Acquiror Representative thereunder, and Jean-Frédéric Viret, in the capacity as the Blade Representative thereunder.

Exhibit 2.1 CONFIDENTIAL Execution Version AGREEMENT AND PLAN OF MERGER by and among BIOTECH ACQUISITION COMPANY, as the Acquiror, BLADE MERGER SUBSIDIARY, INC., as Merger Sub, BIOTECH SPONSOR LLC, solely with respect to and for purposes of Section 3.05 in the capacity as the Acquiror Representative, jean-fr?d?ric viret, solely with respect to and for purposes of Section 3.05 in the capacity as th

November 8, 2021 EX-99.2

1

EX-99.2 9 ea148645ex99-2biotechacqui.htm TRANSCRIPT, DATED NOVEMBER , 2021 Exhibit 99.2 Biotech Acquisition Company and Blade Therapeutics Definitive Merger Agreement Investor Presentation Transcript, November 2021 Slide 1 (00:00) Michael Shleifer: Hello. Thank you for joining us. I’m Michael Shleifer, CEO and chairman of Biotech Acquisition Corporation and co-founder and managing partner of SPRIM

November 8, 2021 EX-10.3

Sponsor Agreement, dated as of November 8, 2021, by and between Biotech Acquisition Company, Blade Therapeutics, Inc., and the Sponsor.

Exhibit 10.3 Biotech Sponsor LLC 545 West 25th Street, 20th Floor New York, NY 10001 November 8, 2021 Biotech Acquisition Corp. 545 West 25th Street, 20th Floor New York, NY 10001 Attn: Ivan Jarry, Chief Operating Officer Email: [email protected] Blade Therapeutics, Inc. 442 Littlefield Avenue South San Francisco, CA 94080 Attn: Dr. Wendye R. Robbins, CEO; Jean-Fr?d?ric Viret, CFO E-mail: wrobb

November 8, 2021 EX-10.3

Sponsor Agreement, dated as of November 8, 2021, by and between Biotech Acquisition Company, Blade Therapeutics, Inc., and Biotech Sponsor LLC.

EX-10.3 5 ea148645ex10-3biotechacqui.htm SPONSOR AGREEMENT, DATED AS OF NOVEMBER 8, 2021, BY AND BETWEEN BIOTECH ACQUISITION COMPANY, BLADE THERAPEUTICS, INC., AND BIOTECH SPONSOR LLC Exhibit 10.3 Biotech Sponsor LLC 545 West 25th Street, 20th Floor New York, NY 10001 November 8, 2021 Biotech Acquisition Corp. 545 West 25th Street, 20th Floor New York, NY 10001 Attn: Ivan Jarry, Chief Operating Of

November 8, 2021 425

2

Filed by Biotech Acquisition Company pursuant to Rule 425 under the U.S. Securities Act of 1933, as amended, under the Securities Exchange Act of 1934, as amended Subject Company: Biotech Acquisition Company Commission File No.: 001-39935 Date: November 8, 2021 On November 8, 2021, Biotech Acquisition Company (?BAC?), which is party to a previously disclosed Agreement and Plan of Merger, dated as

November 8, 2021 EX-10.5

Form of Amended and Restated Registration Rights Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, Biotech Sponsor LLC, and certain equityholders of Blade Therapeutics, Inc.

EX-10.5 7 ea148645ex10-5biotechacqui.htm FORM OF AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT, DATED AS OF NOVEMBER 8, 2021, BY AND AMONG BIOTECH ACQUISITION COMPANY, BIOTECH SPONSOR LLC, AND CERTAIN EQUITYHOLDERS OF BLADE THERAPEUTICS, INC Exhibit 10.5 FORM OF AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT THIS AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated

November 8, 2021 EX-10.1

Form of Voting Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, Blade Therapeutics, Inc., and the stockholders of Blade Therapeutics, Inc. party thereto.

EX-10.1 3 ea148645ex10-1biotechacqui.htm FORM OF VOTING AGREEMENT, DATED AS OF NOVEMBER 8, 2021, BY AND AMONG BIOTECH ACQUISITION COMPANY, BLADE THERAPEUTICS, INC., AND THE STOCKHOLDERS OF BLADE THERAPEUTICS, INC. PARTY THERETO Exhibit 10.1 Execution Version FORM OF VOTING AGREEMENT This Voting Agreement (this “Agreement”) is made as of November 8, 2021, by and among (i) Biotech Acquisition Compan

November 8, 2021 EX-10.4

Form of Subscription Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, and the subscriber parties thereto.

Exhibit 10.4 FORM OF SUBSCRIPTION AGREEMENT This subscription agreement (this ?Subscription Agreement?) is being entered into as of November 8, 2021, by and between Biotech Acquisition Company, a Cayman Islands exempted company (together with any successor thereto, including after the Domestication (defined below), the ?Company?), and the undersigned subscriber (?Subscriber?). WHEREAS, this Subscr

November 8, 2021 EX-10.1

Form of Voting Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, Blade Therapeutics, Inc., and the stockholders of Blade Therapeutics, Inc. party thereto.

Exhibit 10.1 Execution Version FORM OF VOTING AGREEMENT This Voting Agreement (this ?Agreement?) is made as of November 8, 2021, by and among (i) Biotech Acquisition Company, a company incorporated as a Cayman Islands exempted company (together with its successors, including after the Conversion (as defined below), the ?Acquiror?), (ii) Blade Therapeutics, Inc., a Delaware corporation (?Blade?), a

November 8, 2021 EX-99.3

2

EX-99.3 10 ea148645ex99-3biotechacqui.htm PRESS RELEASE, DATED NOVEMBER 8, 2021 Exhibit 99.3 Biotech Acquisition Company and Blade Therapeutics Announce Definitive Merger Agreement ● Proposed merger to create publicly traded biopharmaceutical company focused on developing cutting-edge treatments for debilitating fibrotic and neurodegenerative diseases ● Combined company expected to have post-trans

November 8, 2021 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2021 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commis

November 8, 2021 EX-99.1

Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases November 2021 Disclaimer and Other Important Information 2 This Presentation (the “Presentation”) is for informational purposes only to assist interested pa

Exhibit 99.1 Developing Cutting - Edge Treatments for Debilitating Fibrotic and Neurodegenerative Diseases November 2021 Disclaimer and Other Important Information 2 This Presentation (the ?Presentation?) is for informational purposes only to assist interested parties in evaluating a propos ed initial business combination (the ?Transaction? or ?Business Combination?) between Biotech Acquisition Co

November 8, 2021 EX-10.5

Form of Amended and Restated Registration Rights Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, Biotech Sponsor LLC, and certain stockholders of Blade Therapeutics, Inc.

EX-10.5 7 ea148645ex10-5biotechacqui.htm FORM OF AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT, DATED AS OF NOVEMBER 8, 2021, BY AND AMONG BIOTECH ACQUISITION COMPANY, BIOTECH SPONSOR LLC, AND CERTAIN EQUITYHOLDERS OF BLADE THERAPEUTICS, INC Exhibit 10.5 FORM OF AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT THIS AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated

November 8, 2021 EX-10.2

Form of Lock-Up Agreement, dated as of November 8, 2021, by and between Biotech Acquisition Company and the stockholders of Blade Therapeutics, Inc. party thereto.

Exhibit 10.2 FORM OF LOCK-UP AGREEMENT THIS LOCK-UP AGREEMENT (this ?Agreement?) is made and entered into as of November 8, 2021 by and between (i) Biotech Acquisition Company, a Cayman Islands exempted company (together with its successors, including after the Conversion (as defined below), ?Acquiror?), and (ii) the undersigned Blade Stockholder (?Holder?). Any capitalized term used but not defin

November 8, 2021 EX-10.2

Form of Lock-Up Agreement, dated as of November 8, 2021, by and between Biotech Acquisition Company and the stockholders of Blade Therapeutics, Inc. party thereto.

EX-10.2 4 ea148645ex10-2biotechacqui.htm FORM OF LOCK-UP AGREEMENT, DATED AS OF NOVEMBER 8, 2021, BY AND BETWEEN BIOTECH ACQUISITION COMPANY AND THE STOCKHOLDERS OF BLADE THERAPEUTICS, INC. PARTY THERETO Exhibit 10.2 FORM OF LOCK-UP AGREEMENT THIS LOCK-UP AGREEMENT (this “Agreement”) is made and entered into as of November 8, 2021 by and between (i) Biotech Acquisition Company, a Cayman Islands ex

November 8, 2021 EX-99.3

2

EX-99.3 10 ea148645ex99-3biotechacqui.htm PRESS RELEASE, DATED NOVEMBER 8, 2021 Exhibit 99.3 Biotech Acquisition Company and Blade Therapeutics Announce Definitive Merger Agreement ● Proposed merger to create publicly traded biopharmaceutical company focused on developing cutting-edge treatments for debilitating fibrotic and neurodegenerative diseases ● Combined company expected to have post-trans

November 8, 2021 EX-10.4

Form of Subscription Agreement, dated as of November 8, 2021, by and among Biotech Acquisition Company, and the subscriber parties thereto.

Exhibit 10.4 FORM OF SUBSCRIPTION AGREEMENT This subscription agreement (this ?Subscription Agreement?) is being entered into as of November 8, 2021, by and between Biotech Acquisition Company, a Cayman Islands exempted company (together with any successor thereto, including after the Domestication (defined below), the ?Company?), and the undersigned subscriber (?Subscriber?). WHEREAS, this Subscr

August 11, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended June 30, 2021 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended June 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITION CO

May 24, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 21, 2021 BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commission

May 24, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended March 31, 2021 ☐ TRANSITION REPORT PURSUANT T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended March 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITION C

May 18, 2021 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 001-39935 (Check one): ? Form 10-K ? Form 20-F ? Form 11-K ? Form 10-Q ? Form 10-D ? Form N-SAR ? Form N-CSR For Period Ended: March 31, 2021 ? Transition Report on Form 10-K ? Transition Report on Form 20-F ? Transition Report on Form 11-K ? Transition Report on

March 23, 2021 10-K

Annual Report - ANNUAL REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITI

March 23, 2021 EX-4.5

Description of Registered Securities*

Exhibit 4.5 DESCRIPTION OF EACH CLASS OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT As of December 31, 2020, Biotech Acquisition Company (“we,” “our,” “us” or the “Company”) had no securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). As of January 25, 2021, we had the following three classes of securities registered under S

March 17, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 17, 2021 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or other jurisdiction of incorporation) (Commissi

March 15, 2021 EX-99.1

Biotech Acquisition Company Announces Separate Trading of its Class A Ordinary Shares and Warrants Commencing March 18, 2021

Exhibit 99.1 Biotech Acquisition Company Announces Separate Trading of its Class A Ordinary Shares and Warrants Commencing March 18, 2021 NEW YORK, NY, March 15, 2021 – Biotech Acquisition Company (NASDAQ: BIOTU) (the “Company”) announced that, commencing March 18, 2021, holders of the units sold in the Company’s initial public offering may elect to separately trade the Company’s Class A ordinary

March 15, 2021 8-K

Other Events, Financial Statements and Exhibits

8-K 1 ea137600-8kbiotechacq.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2021 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State or

March 11, 2021 10-Q

Quarterly Report - QUARTERLY REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2020 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-39935 BIOTECH ACQUISITI

February 16, 2021 SC 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )*

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

February 3, 2021 8-K

Financial Statements and Exhibits, Other Events

8-K 1 ea134464-8kbiotechacquis.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 3, 2021 (January 28, 2021) BIOTECH ACQUISITION COMPANY (Exact name of registrant as specified in its charter) Cayman

February 3, 2021 EX-99.1

INDEX TO FINANCIAL STATEMENT

EX-99.1 2 ea134464ex99-1biotechacquis.htm AUDITED BALANCE SHEET AS OF JANUARY 28, 2021 Exhibit 99.1 INDEX TO FINANCIAL STATEMENT Audited Financial Statements for Biotech Acquisition Company: Page Report of Independent Registered Public Accounting Firm F-2 Balance Sheet F-3 Notes to Financial Statement F-4 F-1 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Shareholders and the Board

January 29, 2021 EX-99.2

Biotech Acquisition Company Announces Closing of $230,000,000 Initial Public Offering

EX-99.2 11 ea134164ex99-2biotechacq.htm PRESS RELEASE, DATED JANUARY 28, 2021 Exhibit 99.2 Biotech Acquisition Company Announces Closing of $230,000,000 Initial Public Offering New York, NY, January 28, 2021 (GLOBE NEWSWIRE) – Biotech Acquisition Company (the “Company”) announced today that it has closed its initial public offering of 23,000,000 units, including 3,000,000 units issued pursuant to

January 29, 2021 EX-3.1

Amended and Restated Memorandum and Articles of Association. (1)

Exhibit 3.1 THE COMPANIES ACT (As Revised) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF Biotech Acquisition Company (adopted by special resolution dated 25 JANUARY 2021 and effective on 25 JANUARY 2021) THE COMPANIES ACT (As Revised) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF Bi

January 29, 2021 EX-4.1

Warrant Agreement, dated as of January 25, 2021, by and between the Registrant and Continental Stock Transfer & Trust Company, as warrant agent

EX-4.1 4 ea134164ex4-1biotechacq.htm WARRANT AGREEMENT, DATED JANUARY 25, 2021, BY AND BETWEEN THE COMPANY AND CONTINENTAL STOCK TRANSFER & TRUST COMPANY, AS WARRANT AGENT Exhibit 4.1 WARRANT AGREEMENT THIS WARRANT AGREEMENT (this “Agreement”), dated as of January 25, 2021, is by and between Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Continental Stock Trans

January 29, 2021 EX-10.2

Investment Management Trust Agreement, dated January 25, 2021, by and between the Company and Continental Stock Transfer & Trust Company, as trustee.

Exhibit 10.2 INVESTMENT MANAGEMENT TRUST AGREEMENT This Investment Management Trust Agreement (this “Agreement”) is made effective as of January 25, 2021, by and between Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Trustee”). WHEREAS, the Company’s registration statement on Form S-1, Fil

January 29, 2021 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits, Other Events

8-K 1 ea134164-8kbiotechacq.htm CURRENT REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2021 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 001-39935 N/A (State

January 29, 2021 EX-10.3

Registration Rights Agreement, dated January 25, 2021, by and among the Company and the Sponsor.(1)

Exhibit 10.3 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of January 25, 2021, is made and entered into by and among Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and the undersigned parties listed under Investors on the signature page hereto (each, an “Investor” and collectively, the “Investors”). RECITALS WHEREAS,

January 29, 2021 EX-10.4

Administrative Support Agreement, dated January 25, 2021, by and between the Company and the Sponsor.

Exhibit 10.4 BIOTECH ACQUISITION COMPANY 545 West 25th Street, 20th Floor New York, NY 10001 January 25 , 2021 Biotech Sponsor LLC 545 West 25th Street, 20th Floor New York, NY 10001 Re: Administrative Services Agreement Ladies and Gentlemen: This letter agreement by and between Biotech Acquisition Company., a Cayman Islands exempted company (the “Company”), and Biotech Sponsor LLC, dated as of th

January 29, 2021 EX-10.5

Sponsor Warrants Purchase Agreement, dated January 25, 2021 by and between the Company and the Sponsor.

EX-10.5 9 ea134164ex10-5biotechacq.htm SPONSOR WARRANTS PURCHASE AGREEMENT, DATED JANUARY 25, 2021 BY AND BETWEEN THE COMPANY AND THE SPONSOR. Exhibit 10.5 PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT THIS PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT, dated as of January 25, 2021 (as it may from time to time be amended, this “Agreement”), is entered into by and between Biotech Acquisition Compan

January 29, 2021 EX-10.1

Letter Agreement, dated January 25, 2021, by and among the Company, its officers, its directors and the Sponsor.

EX-10.1 5 ea134164ex10-1biotechacq.htm LETTER AGREEMENT, DATED JANUARY 25, 2021, BY AND AMONG THE COMPANY, ITS OFFICERS, ITS DIRECTORS AND THE SPONSOR Exhibit 10.1 January 25, 2021 Biotech Acquisition Company 545 West 25th Street 20th Floor New York, NY 10001 Re: Initial Public Offering Gentlemen: This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting A

January 29, 2021 EX-1.1

Underwriting Agreement, dated January 25, 2021 by and between the Company and Cantor Fitzgerald & Co., as representatives of the several underwriters. (1)

Exhibit 1.1 UNDERWRITING AGREEMENT between BIOTECH ACQUISITION COMPANY and CANTOR FITZGERALD & CO. Dated: January 25, 2021 BIOTECH ACQUISITION COMPANY UNDERWRITING AGREEMENT New York, New York January 25, 2021 Cantor Fitzgerald & Co. 499 Park Avenue New York, New York 10022 As Representative of the Underwriters named on Schedule A hereto Ladies and Gentlemen: The undersigned, Biotech Acquisition C

January 29, 2021 EX-99.1

Biotech Acquisition Company Announces Pricing of $200 Million Initial Public Offering

EX-99.1 10 ea134164ex99-1biotechacq.htm PRESS RELEASE, DATED JANUARY 25, 2021 Exhibit 99.1 Biotech Acquisition Company Announces Pricing of $200 Million Initial Public Offering New York, NY, January 25, 2021 – Biotech Acquisition Company (the “Company”), a blank check company formed for the purpose of effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganizati

January 27, 2021 424B4

$200,000,000 Biotech Acquisition Company 20,000,000 Units

Filed Pursuant to Rule 424(b)(4) Registration No. 333-251834 PROSPECTUS $200,000,000 Biotech Acquisition Company 20,000,000 Units Biotech Acquisition Company is a recently organized blank check company, incorporated as a Cayman Islands exempted company for the purpose of effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization or other similar business co

January 25, 2021 8-A12B

- FOR REGISTRATION OF CERTAIN CLASSES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands N/A (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identificatio

January 22, 2021 CORRESP

-

Biotech Acquisition Company c/o Ellenoff Grossman & Schole LLP 545 West 25th Street, 20th Floor New York, NY 10001 January 22, 2021 VIA EDGAR U.

January 22, 2021 CORRESP

-

January 22, 2021 VIA EDGAR U.S. Securities & Exchange Commission 100 F Street, NE Washington, D.C. 20549-4561 Re: Biotech Acquisition Company Registration Statement on Form S-1 Filed December 31, 2020, as amended File No. 333-251834 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations under the Securities Act of 1933, as amended (the ?Act?), the undersigned hereby joins

January 20, 2021 S-1/A

-

As filed with the Securities and Exchange Commission on January 19, 2021. Registration No. 333-251834 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of inc

January 19, 2021 CORRESP

-

CORRESP 1 filename1.htm Biotech Acquisition Co 545 West 25th Street, 20th Floor New York, NY 10001 VIA EDGAR January 19, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance 100 F Street, NE Washington, D.C. 20549 Attn: Anuja A. Majmudar, Esq. Re: Biotech Acquisition Co. Amendment No. 1 to Registration Statement on Form S-1 Filed January 12, 2021 File No. 333-251834 Dear Ms.

January 12, 2021 EX-10.3

Form of Investment Management Trust Agreement between Continental Stock Transfer & Trust Company and the Registrant*

Exhibit 10.3 INVESTMENT MANAGEMENT TRUST AGREEMENT This Investment Management Trust Agreement (this “Agreement”) is made effective as of , 2021, by and between Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation (the “Trustee”). WHEREAS, the Company’s registration statement on Form S-1, File No. 333-

January 12, 2021 EX-14

Form of Code of Ethics and Business Conduct*

EX-14 19 ea133029ex14biotechacq.htm FORM OF CODE OF ETHICS AND BUSINESS CONDUCT Exhibit 14 FORM OF CODE OF ETHICS OF BIOTECH ACQUISITION COMPANY 1. Introduction The Board of Directors (the “Board”) of Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), has adopted this code of ethics (this “Code”), as may be amended from time to time by the Board and which is applicable

January 12, 2021 EX-3.2

Amended and Restated Memorandum and Articles of Association*

Exhibit 3.2 THE COMPANIES ACT (2020 Revision) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF Biotech Acquisition Company (adopted by special resolution dated [Date] and effective on [date]) THE COMPANIES ACT (2020 Revision) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF Biotech Acquis

January 12, 2021 S-1/A

- AMENDMENT NO. 1 TO FORM S-1

As filed with the Securities and Exchange Commission on January 11, 2021. Registration No. 333-251834 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of inc

January 12, 2021 EX-10.1

Promissory Note, dated September 8, 2020, issued to Biotech Sponsor LLC

EX-10.1 11 ea133029ex10-1biotechacq.htm PROMISSORY NOTE, DATED SEPTEMBER 8, 2020, ISSUED TO BIOTECH SPONSOR LLC Exhibit 10.1 THIS PROMISSORY NOTE (“NOTE”) HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THIS NOTE HAS BEEN ACQUIRED FOR INVESTMENT ONLY AND MAY NOT BE SOLD, TRANSFERRED OR ASSIGNED IN THE ABSENCE OF REGISTRATION OF THE RESALE THEREOF UNDER

January 12, 2021 EX-10.2

Form of Letter Agreement among the Registrant and its directors and officers and Biotech Sponsor LLC*

Exhibit 10.2 [], 2021 Biotech Acquisition Company 545 West 25th Street 20th Floor New York, NY 10001 Re: Initial Public Offering Gentlemen: This letter (this “Letter Agreement”) is being delivered to you in accordance with the Underwriting Agreement (the “Underwriting Agreement”) to be entered into by and among Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Can

January 12, 2021 EX-10.5

Securities Subscription Agreement, dated September 8, 2020, by and between the Company and the Sponsor. (2)

EX-10.5 15 ea133029ex10-5biotechacq.htm SECURITIES SUBSCRIPTION AGREEMENT, DATED SEPTEMBER 8, 2020, BETWEEN THE REGISTRANT AND BIOTECH SPONSOR LLC Exhibit 10.5 Biotech Acquisition Company 545 West 25th Street, 20th Floor New York, NY 10001 September 8, 2020 Biotech Sponsor LLC 545 West 25th Street, 20th Floor New York, NY 10001 RE: Securities Subscription Agreement Ladies and Gentlemen: This agree

January 12, 2021 EX-1.1

Form of Underwriting Agreement.*

Exhibit 1.1 UNDERWRITING AGREEMENT between BIOTECH ACQUISITION COMPANY and CANTOR FITZGERALD & CO. Dated: , 2021 BIOTECH ACQUISITION COMPANY UNDERWRITING AGREEMENT New York, New York [], 2021 Cantor Fitzgerald & Co. 499 Park Avenue New York, New York 10022 As Representative of the Underwriters named on Schedule A hereto Ladies and Gentlemen: The undersigned, Biotech Acquisition Company, a Cayman I

January 12, 2021 EX-99.2

Form of Compensation Committee Charter **

EX-99.2 22 ea133029ex99-2biotechacq.htm FORM OF COMPENSATION COMMITTEE CHARTER Exhibit 99.2 BIOTECH ACQUISITION COMPANY COMPENSATION COMMITTEE CHARTER I. Purpose The Compensation Committee (the “Committee”) of the Board of Directors of Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), shall have responsibility for the compensation of the Company’s executive officers,

January 12, 2021 EX-10.8

Form of Administrative Services Agreement, by and between the Registrant and an affiliate of the Registrant*

EX-10.8 18 ea133029ex10-8biotechacq.htm FORM OF ADMINISTRATIVE SERVICES AGREEMENT, BY AND BETWEEN THE REGISTRANT AND AN AFFILIATE OF THE REGISTRANT Exhibit 10.8 BIOTECH ACQUISITION COMPANY 545 West 25th Street, 20th Floor New York, NY 10001 [], 2021 Biotech Sponsor LLC 545 West 25th Street, 20th Floor New York, NY 10001 Re: Administrative Services Agreement Ladies and Gentlemen: This letter agreem

January 12, 2021 EX-99.1

Form of Audit Committee Charter **

Exhibit 99.1 BIOTECH ACQUISITION COMPANY AUDIT COMMITTEE CHARTER I. Purpose The Audit Committee (the “Committee”) of the Board of Directors (the “Board”) of Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), shall provide assistance to the Board in fulfilling its legal and fiduciary obligations to oversee: (a) the integrity of the financial statements and other financi

January 12, 2021 EX-4.4

Form of Warrant Agreement between Continental Stock Transfer & Trust Company and the Registrant*

Exhibit 4.4 WARRANT AGREEMENT THIS WARRANT AGREEMENT (this “Agreement”), dated as of [], 2021, is by and between Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Continental Stock Transfer & Trust Company, a New York corporation, as warrant agent (the “Warrant Agent”, also referred to herein as the “Transfer Agent”). WHEREAS, the Company is engaged in an initial

January 12, 2021 EX-10.7

Form of Indemnity Agreement

EX-10.7 17 ea133029ex10-7biotechacq.htm FORM OF INDEMNITY AGREEMENT Exhibit 10.7 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT (this “Agreement”) is made on , 2021. Between: (1) Biotech Acquisition Company, a Cayman Islands exempted company with its registered office at Maples Corporate Services (Cayman) Limited, PO Box 309, Ugland house, Grand Cayman KY1-1104, Cayman Islands (the “Company”); and (

January 12, 2021 EX-4.1

Specimen Unit Certificate

Exhibit 4.1 NUMBER UNITS U- SEE REVERSE FOR CERTAIN DEFINITIONS CUSIP G1125A 124 BIOTECH ACQUISITION COMPANY UNITS CONSISTING OF ONE CLASS A ORDINARY SHARE AND ONE-HALF OF ONE WARRANT TO PURCHASE ONE CLASS A ORDINARY SHARE THIS CERTIFIES THAT is the owner of Units. Each Unit (“Unit”) consists of one (1) Class A ordinary share, of par value $0.001 per share (“Ordinary Shares”), of Biotech Acquisiti

January 12, 2021 EX-10.4

Form of Registration Rights Agreement between the Registrant and certain security holders*

EX-10.4 14 ea133029ex10-4biotechacq.htm FORM OF REGISTRATION RIGHTS AGREEMENT BETWEEN THE REGISTRANT AND CERTAIN SECURITY HOLDERS Exhibit 10.4 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of [], 2021, is made and entered into by and among Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and the undersigned parties list

January 12, 2021 EX-10.6

Form of Sponsor Warrants Purchase Agreement between the Registrant and Biotech Sponsor LLC*

Exhibit 10.6 PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT THIS PRIVATE PLACEMENT WARRANTS PURCHASE AGREEMENT, dated as of [], 2021 (as it may from time to time be amended, this “Agreement”), is entered into by and between Biotech Acquisition Company, a Cayman Islands exempted company (the “Company”), and Biotech Sponsor LLC, a Delaware limited liability company (the “Purchaser”). WHEREAS, the Com

January 12, 2021 EX-4.3

Specimen Warrant Certificate (2)

Exhibit 4.3 [Form of Warrant Certificate] [FACE] Number Warrants THIS WARRANT SHALL BE VOID IF NOT EXERCISED PRIOR TO THE EXPIRATION OF THE EXERCISE PERIOD PROVIDED FOR IN THE WARRANT AGREEMENT DESCRIBED BELOW BIOTECH ACQUISITION COMPANY Incorporated Under the Laws of the Cayman Islands CUSIP G1125A 116 Warrant Certificate This Warrant Certificate certifies that , or registered assigns, is the reg

January 12, 2021 EX-3.1

Memorandum and Articles of Association*

Exhibit 3.1 THE COMPANIES LAW (2020 REVISION) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES MEMORANDUM AND ARTICLES OF ASSOCIATION OF BIOTECH ACQUISITION COMPANY Auth Code: G32395364078 www.verify.gov.ky THE COMPANIES LAW (2020 REVISION) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES MEMORANDUM OF ASSOCIATION OF BIOTECH ACQUISITION COMPANY 1 The name of the Company is Biotech Acquisition Compan

January 12, 2021 EX-4.2

Specimen Class A Ordinary Share Certificate

Exhibit 4.2 NUMBER C- SHARES SEE REVERSE FOR CERTAIN DEFINITIONS CUSIP G1125A 108 BIOTECH ACQUISITION COMPANY INCORPORATED UNDER THE LAWS OF THE CAYMAN ISLANDS CLASS A ORDINARY SHARES This Certifies that is the owner of FULLY PAID AND NON-ASSESSABLE CLASS A ORDINARY SHARES OF THE PAR VALUE OF US$0.001 EACH OF BIOTECH ACQUISITION COMPANY (THE “COMPANY”) subject to the Company’s amended and restated

December 31, 2020 EX-99.3

Consent of Aaron Kim*

Exhibit 99.3 CONSENT OF AARON KIM Biotech Acquisition Company intends to file a Registration Statement on Form S-1 (together with any amendments or supplements thereto the "Registration Statement"), registering securities for issuance in its initial public offering. As required by Rule 438 under the Securities Act of 1933, as amended, the undersigned hereby consents to being named in the Registrat

December 31, 2020 EX-99.1

Consent of Bruno Montanari*

Exhibit 99.1 CONSENT OF BRUNO MONTANARI Biotech Acquisition Company intends to file a Registration Statement on Form S-1 (together with any amendments or supplements thereto the "Registration Statement"), registering securities for issuance in its initial public offering. As required by Rule 438 under the Securities Act of 1933, as amended, the undersigned hereby consents to being named in the Reg

December 31, 2020 EX-99.2

Consent of Paul Bernard*

Exhibit 99.2 CONSENT OF PAUL BERNARD Biotech Acquisition Company intends to file a Registration Statement on Form S-1 (together with any amendments or supplements thereto the "Registration Statement"), registering securities for issuance in its initial public offering. As required by Rule 438 under the Securities Act of 1933, as amended, the undersigned hereby consents to being named in the Regist

December 31, 2020 S-1

Registration Statement - REGISTRATION STATEMENT

As filed with the Securities and Exchange Commission on December 30, 2020. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 6770 N/A (State or other jurisdiction of incorporation or organizati

December 30, 2020 CORRESP

-

Biotech Acquisition Co 545 West 25th Street, 20th Floor New York, NY 10001 VIA EDGAR December 30, 2020 U.

November 13, 2020 DRS/A

-

This confidential draft submission is being submitted confidentially to the U.S. Securities and Exchange Commission on November 13, 2020 and is not being filed under the Securities Act of 1933, as amended. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisition Company (Exact

November 13, 2020 DRSLTR

-

Biotech Acquisition Co 545 West 25th Street, 20th Floor New York, NY 10001 VIA EDGAR November 13, 2020 U.

September 21, 2020 DRS

-

This confidential draft submission is being submitted confidentially to the U.S. Securities and Exchange Commission on September 21, 2020 and is not being filed under the Securities Act of 1933, as amended. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Biotech Acquisition Company (Exact

Fintel data has been cited in the following publications:
Daily Mail Fox Business Business Insider Wall Street Journal The Washington Post Bloomberg Financial Times Globe and Mail
NASDAQ.com Reuters The Guardian Associated Press FactCheck.org Snopes Politifact
Federal Register The Intercept Forbes Fortune Magazine TheStreet Time Magazine Canadian Broadcasting Corporation International Business Times
Cambridge University Press Investopedia MarketWatch NY Daily News Entrepreneur Newsweek Barron's El Economista