Adicet BioACET
13F holders, Q2 2025 (June 30)At the end of Q2 2025, 49 institutions reported holding Adicet Bio Inc. (ACET) in their 13F filings, down 7 from Q1 2025. 10 opened new positions and 16 sold out. The largest holders were Orbimed Advisors LLC ($7.0M), Tang Capital Management LLC ($5.0M) and Ra Capital Management, L.P. ($4.6M). 4 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Adicet Bio Inc.
- CUSIP
- 007002108
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 10 | $1.5M |
| Exits | 16 | $1.6M |
All 13F filers, Q1 2025 → Q2 2025: 3,055,522 shares bought and 4,851,620 shares sold, net −1,796,098 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 49 holders
| Orbimed Advisors LLC | 0.18% | No change | 11,447,140 | $7.0M |
| Tang Capital Management LLC | 0.25% | No change | 8,223,612 | $5.0M |
| Ra Capital Management, L.P. | 0.08% | No change | 7,541,000 | $4.6M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -1.7% | 3,752,098 | $2.3M |
| Vanguard Group Inc. | 0.00% | Add +2.1% | 3,272,522 | $2.0M |
| Carlyle Group Inc. | 0.04% | No change | 2,948,718 | $1.8M |
| Acadian Asset Management LLC | 0.00% | Add +1.7% | 2,074,604 | $1.3M |
| Schonfeld Strategic Advisors LLC | 0.01% | New | 1,880,095 | $1.1M |
| Renaissance Technologies | 0.00% | Add +42.3% | 1,153,816 | $704K |
| Regeneron Pharmaceuticals, Inc. | 0.04% | No change | 968,183 | $591K |
| Bridgeway Capital Management, LLC | 0.01% | No change | 901,600 | $550K |
| Geode Capital Management, LLC | 0.00% | Reduce -8.3% | 706,334 | $431K |
| Alyeska Investment Group, L.P. | 0.00% | No change | 655,665 | $400K |
| RBF Capital, LLC | 0.02% | No change | 617,319 | $377K |
| BlackRock, Inc. | 0.00% | Reduce -20.0% | 599,487 | $366K |
| Millennium Management | 0.00% | Reduce -51.6% | 592,327 | $361K |
| Two Sigma Advisers, LP | 0.00% | Reduce -9.1% | 566,039 | $345K |
| DAFNA Capital Management LLC | 0.09% | Reduce -10.0% | 540,000 | $329K |
| Two Sigma Investments, LP | 0.00% | Add +3.6% | 512,807 | $313K |
| Citadel Advisors | 0.00% | Reduce -63.1% | 460,406 | $281K |
| Johnson & Johnson | 0.07% | No change | 364,472 | $228K |
| Wealthedge Investment Advisors, LLC | 0.08% | Add +37.5% | 313,108 | $191K |
| Luminus Management LLC | 0.05% | New | 289,935 | $177K |
| State Street Corp. | 0.00% | No change | 246,921 | $151K |
| FMR LLC | 0.00% | Reduce -1.7% | 244,778 | $149K |
| Barclays PLC | 0.00% | New | 150,000 | $92K |
| Northern Trust Corp. | 0.00% | No change | 140,373 | $86K |
| Vontobel Holding Ltd. | 0.00% | Add +33.3% | 80,000 | $49K |
| Morgan Stanley | 0.00% | Add +4191.5% | 72,226 | $44K |
| Dimensional Fund Advisors LP | 0.00% | Reduce -61.3% | 57,268 | $35K |
| Abacus Planning Group, Inc. | 0.00% | New | 36,764 | $22K |
| Charles Schwab Investment Management Inc. | 0.00% | No change | 30,000 | $18K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +58.9% | 29,059 | $18K |
| XTX Topco Ltd | 0.00% | New | 23,580 | $14K |
| D. E. Shaw & Co. | 0.00% | Reduce -95.6% | 22,199 | $14K |
| Bank of America Corp. | 0.00% | Add +0.5% | 20,635 | $13K |
| Qube Research & Technologies Ltd | 0.00% | Reduce -62.9% | 19,957 | $12K |
| UBS Group AG | 0.00% | Reduce -71.1% | 18,508 | $11K |
| Landscape Capital Management, L.L.C. | 0.00% | New | 17,846 | $11K |
| Raymond James Financial Inc. | 0.00% | New | 3,752 | $2K |
| Hollencrest Capital Management | 0.00% | Add +122.2% | 2,000 | $1K |
| Toth Financial Advisory Corp. | 0.00% | New | 1,600 | $976 |
| Riggs Asset Managment Co. Inc. | 0.00% | New | 1,122 | $685 |
| BNP Paribas Financial Markets | 0.00% | Add +0.2% | 896 | $547 |
| SBI Securities Co., Ltd. | 0.00% | Add +7.6% | 822 | $501 |
| JPMorgan Chase & Co. | 0.00% | Reduce -34.1% | 771 | $470 |
| Citigroup Inc. | 0.00% | Reduce -69.1% | 708 | $432 |
| Royal Bank of Canada | 0.00% | New | 88 | $0 |
| Simplex Trading, LLC | 0.00% | Reduce -68.6% | 583 | $0 |
"% of holder's portfolio" is ACET's weight in each manager's 13F, not the share of Adicet Bio Inc. the manager owns.