Pharmaceutical Preparations - Latest Activist Disclosures

This table shows recent activist investor (Schedule 13D) filings made in this industry. Any investor or hedge fund that makes an investment with the intention of influencing management is considered an activist investor and must file a 13D.

Date Form Target Company Investor Shares Ownership
(Percent)		 Ownership Change
(Percent)
2025-06-13 13D/A HCWB / HCW Biologics Inc. Wong Hing C 501,911 23.38 -96.87
2025-06-13 13D/A HYPD / Hyperion DeFi, Inc. Avenue Venture Opportunities Fund, L.P. 435,438 9.99 -92.72
2025-06-12 13D/A SLGL / Sol-Gel Technologies Ltd. Arkin Moshe 1,950,113 65.31
2025-06-11 13D/A ERNA / Ernexa Therapeutics Inc. Cherington Charles 41,690,775 37.90 104.04
2025-06-10 13D/A ENTO / Entero Therapeutics, Inc. Ali Arif Nasir 230,900 4.90 -7.97
2025-06-09 13D ENTO / Entero Therapeutics, Inc. Ali Arif Nasir 250,900 5.30
2025-06-09 13D/A URGN / UroGen Pharma Ltd. Monograph Capital Partners I, L.P. 838,615 1.90
2025-06-09 13D/A RFL / Rafael Holdings, Inc. Jonas Howard S 14,688,994 28.40
2025-06-09 13D/A RFL / Rafael Holdings, Inc. i9 PLUS, LLC 3,616,431 7.00 8.33
2025-06-09 13D/A AYTU / Aytu BioPharma, Inc. Nantahala Capital Management, LLC 1,086,812 14.40 0.00
2025-06-09 13D/A NATR / Nature's Sunshine Products, Inc. Shanghai Fosun Pharmaceutical (Group) Co., Ltd. 2,918,774 15.90 2.25
2025-06-06 13D/A ANIX / Anixa Biosciences, Inc. Kumar Amit 6,173,097 16.30 9.19
2025-06-06 13D/A TYRA / Tyra Biosciences, Inc. Ra Capital Management, L.p. 11,899,788 22.40 11.37
2025-06-06 13D/A STOK / Stoke Therapeutics, Inc. Blue Horizon Enterprise Ltd 3,906,181 7.20
2025-06-05 13D ORIC / ORIC Pharmaceuticals, Inc. Sr One Capital Management, Llc 4,615,384 5.40
2025-06-04 13D/A ELTX / Elicio Therapeutics, Inc. Gkcc, Llc 9,764,864 48.00 74.53
2025-06-04 13D NBY / NovaBay Pharmaceuticals, Inc. Poplar Point Capital Management Llc 1,020,300 17.54 5.01
2025-06-03 13D/A HYPD / Hyperion DeFi, Inc. Avenue Venture Opportunities Fund, L.P. 5,982,998 9.99 0.00
2025-06-03 13D/A PAHC / Phibro Animal Health Corporation BFI Co., LLC 20,225,514 49.90 0.00
2025-06-03 13D ABVC / ABVC BioPharma, Inc. Eugene Jiang 131,159 17.40
2025-05-30 13D/A OKUR / OnKure Therapeutics, Inc. Acorn Bioventures, L.p. 2,839,674 22.10 0.00
2025-05-29 13D/A PRTA / Prothena Corporation plc EcoR1 Capital, LLC 0 0.00 -100.00
2025-05-28 13D PRQR / ProQR Therapeutics N.V. Van Herk Investments B.v. 11,501,995 10.90 0.35
2025-05-27 13D/A BGM / BGM Group Ltd. AIX Inc. 16,529,330 8.99 -76.39
2025-05-27 13D BGM / BGM Group Ltd. Low Thia Yang 38,165,290 20.70
2025-05-23 13D RPRX / Royalty Pharma plc Legorreta G. Pablo 103,112,796 19.74
2025-05-22 13D OKUR / OnKure Therapeutics, Inc. Acorn Bioventures, L.p. 2,839,674 22.10 97.24
2025-05-22 13D/A INDV / Indivior PLC Two Seas Capital LP 11,880,926 9.50 2.60
2025-05-21 13D/A BHC / Bausch Health Companies Inc. Paulson & Co. Inc. 26,439,035 7.10 2.32
2025-05-21 13D/A BHC / Bausch Health Companies Inc. Icahn Partners Master Fund LP 34,721,118 9.40
2025-05-20 13D/A MTVA / MetaVia Inc. Dong-a St Co., Ltd 9,995,679 51.10 -14.63
2025-05-20 13D/A XOMA / XOMA Royalty Corporation Biotechnology Value Fund L P 2,590,303 21.60 -13.17
2025-05-19 13D/A GLPG / Galapagos NV - Depositary Receipt (Common Stock) EcoR1 Capital, LLC 7,803,202 11.84 10.00
2025-05-15 13D HYPD / Hyperion DeFi, Inc. Avenue Venture Opportunities Fund, L.P. 5,982,998 67.90
2025-05-14 13D/A CRVS / Corvus Pharmaceuticals, Inc. Orbimed Advisors Llc 9,785,423 12.20 0.00
2025-05-14 13D/A HOWL / Werewolf Therapeutics, Inc. Ra Capital Management, L.p. 6,746,807 15.00 8.94
2025-05-14 13D/A BBIO / BridgeBio Pharma, Inc. KKR Genetic Disorder L.P. 13,260,971 7.00 -31.15
2025-05-14 13D TCRT / Alaunos Therapeutics, Inc. Pmgc Capital Llc 83,500 5.09
2025-05-13 13D/A OLMA / Olema Pharmaceuticals, Inc. Logos Global Management LP 3,208,875 4.70 -1.23
2025-05-13 13D/A PHAT / Phathom Pharmaceuticals, Inc. Frazier Life Sciences Public Fund, L.P. 14,429,990 19.90 12.83
2025-05-13 13D/A ONC / BeOne Medicines AG - Depositary Receipt (Common Stock) Hillhouse Capital Advisors, Ltd. 68,551,141 4.90 -26.13
2025-05-12 13D/A EWTX / Edgewise Therapeutics, Inc. Orbimed Advisors Llc 15,252,867 14.50 3.37
2025-05-12 13D/A KROS / Keros Therapeutics, Inc. ADAR1 Capital Management, LLC 5,390,964 13.27 0.00
2025-05-09 13D/A OSTX / OS Therapies Incorporated Auerbach Shalom 2,687,570 9.90 -5.02
2025-05-09 13D/A IVA / Inventiva S.A. - Depositary Receipt (Common Stock) Biotechnology Value Fund L P 8,545,499 6.10 0.00
2025-05-08 13D/A KROS / Keros Therapeutics, Inc. ADAR1 Capital Management, LLC 5,390,964 13.27 0.00
2025-05-08 13D/A SLNCF / Silence Therapeutics plc Griffiths Richard Ian 32,912,599 23.20 6.40
2025-05-07 13D/A IVA / Inventiva S.A. - Depositary Receipt (Common Stock) New Enterprise Associates 17, L.P. 8,350,730 6.00 6.57
2025-05-06 13D/A PRTA / Prothena Corporation plc EcoR1 Capital, LLC 5,304,596 9.90 -54.21
2025-05-06 13D/A IRD / Opus Genetics, Inc. Foundation Fighting Blindness Retinal Degeneration Fund 9,492,171 15.90 270.10