Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock)
US ˙ NasdaqCM ˙ US00653A1079

SecurityADAP / Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock)
InsiderWilliam C JR Bertrand
This page shows the track record and history of Bertrand William C JR insider trades in Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock). The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by William C JR Bertrand in ADAP / Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock). This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Max		 Price at
Max		 Max
Profit ($)		 Max Return (%)
2020-12-14 207,000 0.6948 207,000 0.6948 143,824 56 6.8300 1,269,987 883.02

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

ADAP / Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock) Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by William C JR Bertrand in ADAP / Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock). A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Min		 Price at
Min		 Max Loss
Avoided ($)		 Max Loss
Avoided (%)
2025-08-28 207,000 0.0101 207,000 0.0101 2,091 8 0.0410 6,397 306.08
2025-01-17 5,584 0.5808 5,584 0.5808 3,243
2025-01-15 9,803 0.5748 9,803 0.5748 5,635
2025-01-13 4,268 0.5879 4,268 0.5879 2,509
2025-01-13 5,471 0.5879 5,471 0.5879 3,216
2024-01-17 5,309 0.6730 5,309 0.6730 3,573
2024-01-17 13,599 0.6730 13,599 0.6730 9,152
2024-01-16 4,681 0.7900 4,681 0.7900 3,698
2024-01-12 5,220 0.8541 5,220 0.8541 4,458
2024-01-11 4,009 0.8367 4,009 0.8367 3,354
2023-01-17 4,440 1.8580 4,440 1.8580 8,250
2023-01-12 4,973 1.7060 4,973 1.7060 8,484
2023-01-11 3,843 1.7468 3,843 1.7468 6,713
2023-01-04 3,584 1.6940 3,584 1.6940 6,071
2022-01-18 4,368 3.1918 4,368 3.1918 13,942
2022-01-12 2,248 3.5441 2,248 3.5441 7,967
2022-01-11 3,770 3.5567 3,770 3.5567 13,409
2022-01-04 3,490 4.0642 3,490 4.0642 14,184
2021-07-02 4,375 4.2649 4,375 4.2649 18,659
2021-01-12 2,234 6.1522 2,234 6.1522 13,744
2021-01-04 3,499 5.3279 3,499 5.3279 18,642
2020-01-14 2,397 5.1347 2,397 5.1347 12,308
2020-01-06 3,731 1.2000 3,731 1.2000 4,477
2019-01-14 2,271 5.3694 2,271 5.3694 12,194

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

ADAP / Adaptimmune Therapeutics plc - Depositary Receipt (Common Stock) Insider Trades
Insider Transaction History
File
Date		 Trade
Date		 Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price		 Unit
Price		 Units
Changed		 Value
Changed (1K)		 Remaining
Options		 Remaining
Shares
2025-08-29 2025-08-28 4 Bertrand William C JR ADAP Ordinary Shares with a nominal value of GBP0.001 per share S - Sale D 0.0101 -207,000 -2 986,352
2025-01-17 2025-01-17 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.5808 -5,584 -3 7,510
2025-01-15 2025-01-15 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.5748 -9,803 -6 13,756
2025-01-15 2025-01-13 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.5879 -5,471 -3 7,623
2025-01-15 2025-01-13 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.5879 -4,268 -3 5,845
2024-01-17 2024-01-17 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.6730 -13,599 -9 20,201
2024-01-17 2024-01-17 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.6730 -5,309 -4 7,785
2024-01-17 2024-01-16 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.7900 -4,681 -4 7,023
2024-01-12 2024-01-12 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.8541 -5,220 -4 7,874
2024-01-12 2024-01-11 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 0.8367 -4,009 -3 6,104
2023-01-17 2023-01-17 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 1.8580 -4,440 -8 7,264
2023-01-12 2023-01-12 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 1.7060 -4,973 -8 8,121
2023-01-12 2023-01-11 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 1.7468 -3,843 -7 6,270
2023-01-04 2023-01-04 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 1.6940 -3,584 -6 5,781
2022-01-18 2022-01-18 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 3.1918 -4,368 -14 7,336
2022-01-13 2022-01-12 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.00 314,256 314,256
2022-01-13 2022-01-12 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.60 1,407,072 1,407,072
2022-01-13 2022-01-12 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 3.5441 -2,248 -8 3,754
2022-01-13 2022-01-11 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 3.5567 -3,770 -13 6,343
2022-01-05 2022-01-04 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 4.0642 -3,490 -14 5,873
2021-07-02 2021-07-02 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 4.2649 -4,375 -19 7,329
2021-01-12 2021-01-12 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 6.1522 -2,234 -14 3,768
2021-01-11 2021-01-11 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.00 242,712 242,712
2021-01-11 2021-01-11 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 1.03 1,086,816 1,086,816
2021-01-05 2021-01-04 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 5.3279 -3,499 -19 5,864
2020-12-15 2020-12-14 4 Bertrand William C JR ADAP Ordinary Shares with a nominal value of GBP0.001 per share P - Purchase D 0.6948 207,000 144 284,808
2020-01-17 2020-01-16 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.00 280,896 280,896
2020-01-17 2020-01-16 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.74 1,257,744 1,257,744
2020-01-15 2020-01-14 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 5.1347 -2,397 -12 3,605
2020-01-07 2020-01-06 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 1.2000 -3,731 -4 5,632
2019-01-16 2019-01-14 4 Bertrand William C JR ADAP American Depositary Shares representing Ordinary Shares S - Sale D 5.3694 -2,271 -12 3,731
2019-01-08 2019-01-04 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.00 224,724 224,724
2019-01-08 2019-01-04 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.89 1,006,224 1,006,224
2018-01-17 2018-01-12 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 0.00 144,048 144,048
2018-01-17 2018-01-12 4 Bertrand William C JR ADAP Option to purchase Ordinary Shares A - Award D 1.30 644,976 644,976
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)