Cogent BiosciencesCOGT
13F holders, Q2 2026 (June 30)322holders +17
61new positions
44sold out
7famous investors
$38.70avg. 13F price*
At the end of Q2 2026, 322 institutions reported holding Cogent Biosciences Inc. (COGT) in their 13F filings, up 17 from Q1 2026. 61 opened new positions and 44 sold out. The largest holders were FMR LLC ($993.9M), BlackRock, Inc. ($671.5M) and Vanguard Portfolio Management LLC ($312.4M). 7 famous investors held it, including Jim Simons / Peter Brown (0.1% of Renaissance Technologies's portfolio), Steve Cohen (0.0% of Point72 Asset Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Cogent Biosciences Inc.
- CUSIP
- 19240Q201
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 61 | $256.8M |
| Exits | 44 | $183.4M |
All 13F filers, Q1 2026 → Q2 2026: 32,154,452 shares bought and 25,401,665 shares sold, net +6,752,787 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 322 holders
| FMR LLC | 0.04% | Add +11.1% | 25,681,174 | $993.9M |
| BlackRock, Inc. | 0.01% | Add +8.2% | 17,352,646 | $671.5M |
| Vanguard Portfolio Management LLC | 0.01% | Add +10.1% | 8,072,411 | $312.4M |
| Vanguard Capital Management LLC | 0.01% | Add +7.5% | 7,412,330 | $286.9M |
| State Street Corp. | 0.01% | Add +23.0% | 6,964,919 | $269.5M |
| Jupiter Topco LLC | 0.10% | — | 6,624,848 | $256.4M |
| Fairmount Funds Management LLC | 14.08% | No change | 5,503,418 | $213.0M |
| Deerfield Management Company, L.P. | 2.41% | Reduce -44.6% | 5,006,104 | $193.7M |
| TCG Crossover Management, LLC | 4.52% | Reduce -1.9% | 4,854,436 | $187.9M |
| T. Rowe Price Associates Inc. | 0.02% | Add +44.8% | 4,652,727 | $180.1M |
| Geode Capital Management, LLC | 0.01% | Add +21.9% | 4,508,998 | $174.5M |
| Wellington Management Group LLP | 0.03% | Add +21.4% | 4,343,977 | $168.1M |
| Kynam Capital Management, LP | 7.84% | Reduce -9.2% | 3,667,097 | $141.9M |
| Lord, Abbett & Co. LLC | 0.40% | Add +7.8% | 3,431,030 | $132.8M |
| Polar Capital Holdings Plc | 0.36% | New | 3,232,905 | $125.1M |
| Commodore Capital LP | 7.03% | Add +5.6% | 3,050,000 | $118.0M |
| Invesco Ltd. | 0.01% | Add +7.4% | 2,609,141 | $101.0M |
| Woodline Partners LP | 0.31% | Add +72.5% | 2,603,162 | $100.7M |
| Pictet Asset Management Holding SA | 0.09% | Add +33.1% | 2,393,515 | $92.6M |
| Octagon Capital Advisors LP | 8.35% | No change | 2,350,000 | $90.9M |
| RTW Investments, LP | 0.76% | Reduce -57.7% | 2,309,021 | $89.4M |
| Goldman Sachs Group Inc. | 0.01% | Reduce -48.4% | 2,288,633 | $88.6M |
| Candriam S.C.A. | 0.36% | Add +37.7% | 2,088,369 | $80.7M |
| Deep Track Capital, LP | 1.14% | Add +100.0% | 2,000,000 | $77.4M |
| Siren, L.L.C. | 1.46% | Add +8.8% | 1,859,279 | $72.0M |
| Orbimed Advisors LLC | 1.24% | Add +422.0% | 1,681,300 | $65.1M |
| Venrock Adviser, LLC | 1.93% | Reduce -17.9% | 1,642,166 | $63.6M |
| Emerald Advisers, LLC | 1.46% | Add +1.0% | 1,603,319 | $62.0M |
| Northern Trust Corp. | 0.01% | Add +25.1% | 1,557,830 | $60.3M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +16.7% | 1,449,300 | $56.1M |
| Assenagon Asset Management S.A. | 0.07% | Add +387.7% | 1,441,756 | $55.8M |
| Bank of America Corp. | 0.00% | Add +37.9% | 1,439,632 | $55.7M |
| American Century Companies Inc. | 0.02% | Add +60.9% | 1,432,957 | $55.5M |
| Silverarc Capital Management, LLC | 5.52% | Reduce -2.5% | 1,280,707 | $49.6M |
| Vanguard Fiduciary Trust Co. | 0.01% | Add +14.7% | 1,213,510 | $47.0M |
| Elmind Capital, LP | 11.38% | No change | 1,170,740 | $45.3M |
| UBS Group AG | 0.01% | Add +285.0% | 1,122,245 | $43.4M |
| Fred Alger Management, LLC | 0.14% | Reduce -13.5% | 1,072,830 | $41.5M |
| Sofinnova Investments, Inc. | 2.14% | Reduce -51.0% | 1,035,148 | $40.1M |
| Emerald Mutual Fund Advisers Trust | 1.40% | Add +0.3% | 1,031,378 | $39.9M |
| Massachusetts Financial Services Co. | 0.01% | Add +127.4% | 1,022,183 | $39.6M |
| Renaissance Technologies | 0.05% | Add +41.0% | 996,168 | $38.6M |
| Balyasny Asset Management L.P. | 0.07% | Add +11.5% | 954,843 | $37.0M |
| Voya Investment Management LLC | 0.04% | Add +43.5% | 952,757 | $36.9M |
| Morgan Stanley | 0.00% | Add +46.5% | 941,725 | $36.4M |
| D. E. Shaw & Co. | 0.02% | Reduce -50.6% | 922,479 | $35.7M |
| Millennium Management | 0.02% | Reduce -23.9% | 907,712 | $35.1M |
| Logos Global Management LP | 1.50% | New | 900,000 | $34.8M |
| Squadron Capital Management LLC | 11.46% | Add +9.8% | 865,000 | $33.5M |
| Citadel Advisors | 0.02% | Reduce -50.5% | 849,694 | $32.9M |
| Point72 Asset Management | 0.05% | Reduce -47.3% | 744,195 | $28.8M |
| Marshall Wace, LLP | 0.02% | Reduce -55.9% | 706,153 | $27.3M |
| Boothbay Fund Management, LLC | 0.53% | Add +466.8% | 692,825 | $26.8M |
| Raymond James Financial Inc. | 0.01% | Add +82.2% | 673,676 | $26.1M |
| Nuveen, LLC | 0.01% | Reduce -20.9% | 657,664 | $25.5M |
| J. Goldman & Co LP | 0.87% | Reduce -18.2% | 637,994 | $24.7M |
| First Turn Management, LLC | 2.49% | Reduce -36.4% | 602,281 | $23.3M |
| Alliancebernstein L.P. | 0.01% | Add +264.1% | 572,694 | $22.0M |
| Bank of New York Mellon Corp | 0.00% | Add +43.2% | 533,968 | $20.7M |
| Rock Springs Capital Management LP | 0.97% | Reduce -17.3% | 515,917 | $20.0M |
| Fiera Capital Corp | 0.07% | Reduce -8.3% | 511,824 | $19.8M |
| Redmile Group, LLC | 1.31% | Reduce -26.9% | 503,321 | $19.5M |
| Diadema Partners LP | 7.22% | Add +53.0% | 493,664 | $19.1M |
| Eversept Partners, LP | 1.03% | New | 490,235 | $19.0M |
| Russell Investments Group, Ltd. | 0.02% | Add +26.8% | 475,267 | $18.4M |
| Sphera Funds Management LTD. | 2.54% | Add +10.3% | 459,340 | $17.8M |
| Ensign Peak Advisors, Inc | 0.03% | Reduce -20.2% | 457,302 | $17.7M |
| Affinity Asset Advisors, LLC | 0.87% | Reduce -40.0% | 450,000 | $17.4M |
| TimesSquare Capital Management, LLC | 0.25% | Add +426.8% | 447,745 | $17.3M |
| Patient Square Capital LP | 2.55% | Reduce -28.7% | 425,000 | $16.4M |
| Segall Bryant & Hamill, LLC | 0.19% | New | 421,207 | $16.3M |
| Ameriprise Financial Inc. | 0.00% | Add +65.9% | 418,316 | $16.2M |
| Defilade Capital Management, L.P. | 2.04% | Add +11.6% | 393,441 | $15.2M |
| Aberdeen Group plc | 0.02% | Add +44.2% | 393,234 | $15.2M |
| Nomura Asset Management International Inc. | 0.02% | Add +10.8% | 392,484 | $15.2M |
| Neuberger Berman Group LLC | 0.01% | Add +6240.5% | 384,296 | $14.9M |
| Ikarian Capital, LLC | 2.34% | New | 370,084 | $14.3M |
| Kennedy Capital Management LLC | 0.24% | Reduce -1.9% | 353,790 | $13.7M |
| Superstring Capital Management LP | 8.39% | Add +52.5% | 343,284 | $13.3M |
| BNP Paribas Financial Markets | 0.01% | Reduce -3.1% | 332,334 | $12.9M |
| Burkehill Global Management, LP | 0.47% | Reduce -51.9% | 325,000 | $12.6M |
| AQR Capital Management | 0.00% | Add +55.4% | 294,913 | $11.4M |
| Federated Hermes, Inc. | 0.02% | Reduce -0.9% | 282,979 | $11.0M |
| Susquehanna International Group, LLP | 0.01% | Add +296.0% | 279,066 | $10.8M |
| Alyeska Investment Group, L.P. | 0.03% | Add +9.9% | 274,849 | $10.6M |
| Atika Capital Management LLC | 1.04% | Reduce -7.2% | 272,000 | $10.5M |
| Deutsche Bank AG | 0.00% | Add +109.1% | 266,584 | $10.3M |
| JPMorgan Chase & Co. | 0.00% | Reduce -1.4% | 258,952 | $10.3M |
| Parkman Healthcare Partners LLC | 1.01% | Add +153.1% | 253,365 | $9.8M |
| Evergreen Quality Fund GP, Ltd. | 0.16% | No change | 250,000 | $9.7M |
| Swiss National Bank | 0.01% | Add +49.0% | 246,400 | $9.5M |
| Nwi Management LP | 0.60% | No change | 241,671 | $9.4M |
| Tema ETFs LLC | 0.30% | Add +36.7% | 241,565 | $9.3M |
| Tidal Investments LLC | 0.02% | Add +4.3% | 241,565 | $9.3M |
| Susquehanna Portfolio Strategies, LLC | 0.14% | No change | 229,755 | $8.9M |
| F/m Investments LLC | 0.45% | Add +1.1% | 228,688 | $8.9M |
| Wells Fargo & Company | 0.00% | Add +114.2% | 228,426 | $8.8M |
| SEB Asset Management AB | 0.03% | Add +38.7% | 228,093 | $8.8M |
| Peregrine Capital Management LLC | 0.28% | Add +12.1% | 226,350 | $8.8M |
| Boxer Capital Management, LLC | 0.66% | No change | 225,000 | $8.7M |
"% of holder's portfolio" is COGT's weight in each manager's 13F, not the share of Cogent Biosciences Inc. the manager owns.