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 |
|---|---|---|---|---|---|
| Long Focus Capital Management, LLC | 18,577,821 | $2.42M | 0.14% | −5,178,866−21.8% | Reduced |
| UBS Group AG | 6,667,358 | $866.8K | 0.00% | +6,604,400+10,490.2% | Added |
| Renaissance Technologies LLC | 4,054,089 | $527.0K | 0.00% | +2,171,229+115.3% | Added |
| Morgan Stanley | 3,666,061 | $476.6K | 0.00% | −566,207−13.4% | Reduced |
| Jane Street Group, LLC | 2,805,345 | $364.7K | 0.00% | +2,805,345 | New |
| Acadian Asset Management LLC | 1,485,153 | $186.0K | 0.00% | −478,988−24.4% | Reduced |
| Bank of America Corp | 1,319,669 | $171.6K | 0.00% | +177,956+15.6% | Added |
| Empirical Finance, LLC | 800,000 | $104.0K | 0.00% | 00.0% | Unchanged |
| National Asset Management, Inc. | 500,000 | $65.0K | 0.00% | +500,000 | New |
| Rathbone Brothers plc | 432,818 | $56.3K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 340,409 | $44.3K | 0.00% | −123,869−26.7% | Reduced |
| Susquehanna International Group, LLP | 308,065 | $40.0K | 0.00% | +266,280+637.3% | Added |
| Lumbard & Kellner, LLC | 114,264 | $14.9K | 0.01% | +114,264 | New |
| Lakeridge Wealth Management LLC | 110,400 | $14.4K | 0.01% | +110,400 | New |
| XTX Topco Ltd | 102,501 | $13.3K | 0.00% | +22,479+28.1% | Added |
| State of Tennessee, Treasury Department | 73,376 | $9.54K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 68,723 | $8.93K | 0.00% | −10,360−13.1% | Reduced |
| Geode Capital Management, LLC | 67,032 | $8.71K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 61,730 | $8.03K | 0.00% | +61,730 | New |
| SEI Investments Co | 54,824 | $7.13K | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 54,718 | $7.11K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 53,186 | $6.91K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 48,584 | $6.32K | 0.00% | −2,749−5.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 40,816 | $5.66K | 0.00% | +30,000+277.4% | Added |
| BlackRock, Inc. | 38,296 | $4.98K | 0.00% | −140,791−78.6% | Reduced |
| Columbia Advisory Partners LLC | 36,730 | $4.78K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 27,497 | $4.00K | 0.00% | +27,497 | New |
| Simon Quick Advisors, LLC | 30,000 | $3.90K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 25,261 | $3.28K | 0.00% | 00.0% | Unchanged |
| Prosperity Wealth Management, Inc. | 19,227 | $2.50K | 0.00% | −536−2.7% | Reduced |
| StoneX Group Inc. | 15,040 | $1.96K | 0.00% | +15,040 | New |
| Traynor Capital Management, Inc. | 15,000 | $1.95K | 0.00% | +15,000 | New |
| Goldman Sachs Group Inc | 12,320 | $1.60K | 0.00% | +12,320 | New |
| Rockefeller Capital Management L.P. | 12,166 | $1.58K | 0.00% | +12,166 | New |
| IFG Advisory, LLC | 11,725 | $1.52K | 0.00% | 00.0% | Unchanged |
| Kornitzer Capital Management Inc | 10,000 | $1.30K | 0.00% | 00.0% | Unchanged |
| 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 |
| Rhumbline Advisers | 5,743 | $745 | 0.00% | −2,790−32.7% | Reduced |
| Wells Fargo & Company | 2,700 | $351 | 0.00% | −46,200−94.5% | Reduced |
| Citigroup Inc | 2,679 | $348 | 0.00% | +2,679 | New |
| Barclays PLC | 2,534 | $330 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,058 | $198 | 0.00% | −88,000−97.7% | Reduced |
| Tower Research Capital LLC (TRC) | 700 | $91 | 0.00% | −10,221−93.6% | Reduced |
| Bryn Mawr Trust Co | 604 | $79 | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 287 | $37 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 250 | $33 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 213 | $28 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 125 | $16 | 0.00% | +125 | New |
| Investors Research Corp | 100 | $13 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 100 | $13 | 0.00% | +100 | New |
| Koesten, Hirschmann & Crabtree, INC. | 47 | $7 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 14 | $2 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 10 | $1 | 0.00% | 00.0% | Unchanged |
| Danske Bank A/S | 1 | $0 | 0.00% | 00.0% | Unchanged |
| 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 |