Adaptimmune Therapeutics PLC
ADAPY- Exchange
- OTC
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001621227
No open-market purchases or sales by Adaptimmune Therapeutics PLC insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Adaptimmune Therapeutics PLC as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 55
- −10 vs. Q2 2025
- Shares held
- 42.1M
- −73.5M (−63.6%) vs. Q2 2025
- Total value
- $5.47M
- −$22.2M (−80.3%) vs. Q2 2025
- New holders
- 14
- 7 more added
- Sold out
- 24
- 12 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADAPY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 1 | $72 |
| Q4 2025 | 10 | $79.7K |
| Q3 2025 | 55 | $5.47M |
| Q2 2025 | 65 | $27.7M |
| Q1 2025 | 67 | $22.9M |
| Q4 2024 | 80 | $67.0M |
| Q3 2024 | 81 | $144.1M |
| Q2 2024 | 76 | $150.0M |
| Q1 2024 | 80 | $256.1M |
| Q4 2023 | 79 | $113.9M |
| Q3 2023 | 79 | $115.7M |
| Q2 2023 | 89 | $133.9M |
| Q1 2023 | 65 | $126.4M |
| Q4 2022 | 69 | $166.3M |
| Q3 2022 | 68 | $122.4M |
| Q2 2022 | 77 | $195.1M |
| Q1 2022 | 80 | $229.2M |
| Q4 2021 | 85 | $425.9M |
| Q3 2021 | 92 | $577.3M |
| Q2 2021 | 82 | $475.7M |
| Q1 2021 | 84 | $623.8M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Adaptimmune Therapeutics PLC; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Danske Bank A/S | 1 | $0 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 10 | $1 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 14 | $2 | 0.00% | 00.0% | Unchanged |
| Koesten, Hirschmann & Crabtree, INC. | 47 | $7 | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 100 | $13 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 100 | $13 | 0.00% | +100 | New |
| Advisory Services Network, LLC | 125 | $16 | 0.00% | +125 | New |
| BNP Paribas Arbitrage, SA | 213 | $28 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 250 | $33 | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 287 | $37 | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 604 | $79 | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 700 | $91 | 0.00% | −10,221−93.6% | Reduced |
| Advisor Group Holdings, Inc. | 2,058 | $198 | 0.00% | −88,000−97.7% | Reduced |
| Barclays PLC | 2,534 | $330 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,679 | $348 | 0.00% | +2,679 | New |
| Wells Fargo & Company | 2,700 | $351 | 0.00% | −46,200−94.5% | Reduced |
| Rhumbline Advisers | 5,743 | $745 | 0.00% | −2,790−32.7% | Reduced |
| X-Square Capital, LLC | 11,573 | $1.00K | 0.00% | +400+3.6% | Added |
| Simplex Trading, LLC | 12,424 | $1.00K | 0.00% | +12,424 | New |
| Kornitzer Capital Management Inc | 10,000 | $1.30K | 0.00% | 00.0% | Unchanged |
| IFG Advisory, LLC | 11,725 | $1.52K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 12,166 | $1.58K | 0.00% | +12,166 | New |
| Goldman Sachs Group Inc | 12,320 | $1.60K | 0.00% | +12,320 | New |
| Traynor Capital Management, Inc. | 15,000 | $1.95K | 0.00% | +15,000 | New |
| StoneX Group Inc. | 15,040 | $1.96K | 0.00% | +15,040 | New |
| Prosperity Wealth Management, Inc. | 19,227 | $2.50K | 0.00% | −536−2.7% | Reduced |
| Raymond James Financial Inc | 25,261 | $3.28K | 0.00% | 00.0% | Unchanged |
| Simon Quick Advisors, LLC | 30,000 | $3.90K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 27,497 | $4.00K | 0.00% | +27,497 | New |
| Columbia Advisory Partners LLC | 36,730 | $4.78K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 38,296 | $4.98K | 0.00% | −140,791−78.6% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 40,816 | $5.66K | 0.00% | +30,000+277.4% | Added |
| Northern Trust Corp | 48,584 | $6.32K | 0.00% | −2,749−5.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 53,186 | $6.91K | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 54,718 | $7.11K | 0.00% | 00.0% | Unchanged |
| SEI Investments Co | 54,824 | $7.13K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 61,730 | $8.03K | 0.00% | +61,730 | New |
| Geode Capital Management, LLC | 67,032 | $8.71K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 68,723 | $8.93K | 0.00% | −10,360−13.1% | Reduced |
| State of Tennessee, Treasury Department | 73,376 | $9.54K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 102,501 | $13.3K | 0.00% | +22,479+28.1% | Added |
| Lakeridge Wealth Management LLC | 110,400 | $14.4K | 0.01% | +110,400 | New |
| Lumbard & Kellner, LLC | 114,264 | $14.9K | 0.01% | +114,264 | New |
| Susquehanna International Group, LLP | 308,065 | $40.0K | 0.00% | +266,280+637.3% | Added |
| FMR LLC | 340,409 | $44.3K | 0.00% | −123,869−26.7% | Reduced |
| Rathbone Brothers plc | 432,818 | $56.3K | 0.00% | 00.0% | Unchanged |
| National Asset Management, Inc. | 500,000 | $65.0K | 0.00% | +500,000 | New |
| Empirical Finance, LLC | 800,000 | $104.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 1,319,669 | $171.6K | 0.00% | +177,956+15.6% | Added |
| Acadian Asset Management LLC | 1,485,153 | $186.0K | 0.00% | −478,988−24.4% | Reduced |
| Jane Street Group, LLC | 2,805,345 | $364.7K | 0.00% | +2,805,345 | New |
| Morgan Stanley | 3,666,061 | $476.6K | 0.00% | −566,207−13.4% | Reduced |
| Renaissance Technologies LLC | 4,054,089 | $527.0K | 0.00% | +2,171,229+115.3% | Added |
| UBS Group AG | 6,667,358 | $866.8K | 0.00% | +6,604,400+10,490.2% | Added |
| Long Focus Capital Management, LLC | 18,577,821 | $2.42M | 0.14% | −5,178,866−21.8% | Reduced |
| EcoR1 Capital, LLC | 0 | $0 | 0.00% | −27,404,070−100.0% | Sold out |
| Two Seas Capital LP | 0 | $0 | 0.00% | −22,580,701−100.0% | Sold out |
| NEA Management Company, LLC | 0 | $0 | 0.00% | −17,079,778−100.0% | Sold out |
| MPM Asset Management LLC | 0 | $0 | 0.00% | −4,809,677−100.0% | Sold out |
| MPM Oncology Impact Management LP | 0 | $0 | 0.00% | −4,411,821−100.0% | Sold out |
| Rock Springs Capital Management LP | 0 | $0 | 0.00% | −2,483,468−100.0% | Sold out |
| State Street Corp | 0 | $0 | 0.00% | −426,714−100.0% | Sold out |
| Key Client Fiduciary Advisors, LLC | 0 | $0 | 0.00% | −175,555−100.0% | Sold out |
| Clear Harbor Asset Management, LLC | 0 | $0 | 0.00% | −145,400−100.0% | Sold out |
| Almitas Capital LLC | 0 | $0 | 0.00% | −109,054−100.0% | Sold out |
| Newman Dignan & Sheerar, Inc. | 0 | $0 | 0.00% | −27,957−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −23,007−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −22,782−100.0% | Sold out |
| Wiley Bros.-Aintree Capital, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| PKS Advisory Services, LLC | 0 | $0 | 0.00% | −17,000−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −13,304−100.0% | Sold out |
| Ausdal Financial Partners, Inc. | 0 | $0 | 0.00% | −12,476−100.0% | Sold out |
| Baader Bank INC | 0 | $0 | 0.00% | −14,935−100.0% | Sold out |
| V. M. Manning & Co., Inc. | 0 | $0 | 0.00% | −22,200−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −925−100.0% | Sold out |
| Raiffeisen Bank International AG | 0 | $0 | 0.00% | −907−100.0% | Sold out |
| Garde Capital, Inc. | 0 | $0 | 0.00% | −750−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −175−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −153−100.0% | Sold out |