Who owns COGT?
Institutional ownership of Cogent Biosciences Inc. from Form 13F, Q2 2026
323 institutional managers reported holding Cogent Biosciences Inc. (COGT) in Form 13F filings for Q2 2026, with 195,227,347 shares worth $7.6B. The largest reported holder was FMR LLC. Managers that filed both quarters added a net 8,234,860 shares (+4.6%). 61 opened new positions and 44 sold out.
- Funds holding
- 323
- Value held
- $7.6B
- New / sold out
- 61 / 44
- Net shares, same filers
- +4.6%
Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
Largest holders of COGT
| Fund | Value | Share of 13F holdings | Shares | Move |
|---|---|---|---|---|
| FMR LLC | $994M | 13.2% | 25,681,174 | Added |
| BlackRock, Inc. | $672M | 8.9% | 17,352,646 | Added |
| Vanguard Portfolio Management LLC | $312M | 4.1% | 8,072,411 | Added |
| Vanguard Capital Management LLC | $287M | 3.8% | 7,412,330 | Added |
| State Street Corp | $270M | 3.6% | 6,964,919 | Added |
| Jupiter Topco LLC | $256M | 3.4% | 6,624,848 | First report |
| Fairmount Funds Management LLC | $213M | 2.8% | 5,503,418 | Unchanged |
| Deerfield Management Company, L.p. | $194M | 2.6% | 5,006,104 | Trimmed |
| TCG Crossover Management, LLC | $188M | 2.5% | 4,854,436 | Trimmed |
| Price T Rowe Associates Inc | $180M | 2.4% | 4,652,727 | Added |
| Geode Capital Management, LLC | $175M | 2.3% | 4,508,998 | Added |
| Wellington Management Group LLP | $168M | 2.2% | 4,343,977 | Added |
| Kynam Capital Management, LP | $142M | 1.9% | 3,667,097 | Trimmed |
| Lord, Abbett & Co. LLC | $133M | 1.8% | 3,431,030 | Added |
| Polar Capital Holdings Plc | $125M | 1.7% | 3,232,905 | New |
| Commodore Capital LP | $118M | 1.6% | 3,050,000 | Added |
| Assenagon Asset Management S.A. | $112M | 1.5% | 2,883,512 | Added |
| Invesco Ltd. | $101M | 1.3% | 2,609,141 | Added |
| Woodline Partners LP | $101M | 1.3% | 2,603,162 | Added |
| Pictet Asset Management Holding SA | $92.6M | 1.2% | 2,393,515 | Added |
| Octagon Capital Advisors LP | $90.9M | 1.2% | 2,350,000 | Unchanged |
| RTW Investments, LP | $89.4M | 1.2% | 2,309,021 | Trimmed |
| Goldman Sachs Group Inc | $88.6M | 1.2% | 2,288,633 | Trimmed |
| Candriam S.C.A. | $80.7M | 1.1% | 2,088,369 | Added |
| Deep Track Capital, LP | $77.4M | 1.0% | 2,000,000 | Added |
Share of 13F holdings is each fund's shares as a share of the 195,227,347 COGT shares all 13F filers reported, not of shares outstanding.
Biggest buyers in Q2 2026
- Polar Capital Holdings Plc New+$125M
- Assenagon Asset Management S.A. Added+$100M
- FMR LLC Added+$99.0M
- Price T Rowe Associates Inc Added+$55.7M
- Orbimed Advisors LLC Added+$52.6M
- BlackRock, Inc. Added+$50.6M
- State Street Corp Added+$50.4M
- Woodline Partners LP Added+$42.3M
- Deep Track Capital, LP Added+$38.7M
- Logos Global Management LP New+$34.8M
Biggest sellers in Q2 2026
- Deerfield Management Company, L.p. Trimmed-$156M
- RTW Investments, LP Trimmed-$122M
- Holocene Advisors, LP Trimmed-$85.8M
- Goldman Sachs Group Inc Trimmed-$83.0M
- Vestal Point Capital, LP Sold out-$47.4M
- Sofinnova Investments, Inc. Trimmed-$41.7M
- D. E. Shaw & Co., Inc. Trimmed-$36.6M
- Marshall Wace, LLP Trimmed-$34.6M
- Citadel Advisors LLC Trimmed-$33.5M
- Point72 Asset Management, L.P. Trimmed-$25.8M
The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $1.3B and sold $982M; 136 added and 83 trimmed.
Schedule 13D and 13G filings on COGT
Owners of more than 5% must file within days, so these can be newer than the 13F data.
- 2025-07-11Flynn James E SCHEDULE 13G filed by Cogent Biosciences Inc.Schedule 13G
- 2025-02-12Paradigm Biocapital Advisors LP SCHEDULE 13G filed by Cogent Biosciences Inc.Schedule 13G
Questions about COGT ownership
- Who owns COGT stock?
- 323 institutional investment managers reported COGT positions in their Form 13F filings for Q2 2026, holding 195,227,347 shares worth $7.6B in total. FMR LLC reported the largest position.
- Are funds buying or selling COGT?
- In Q2 2026, 61 managers opened new COGT positions, 136 added, 83 trimmed and 44 sold out. Managers that filed in both quarters added a net 8,234,860 shares.
- How current is this COGT institutional ownership data?
- It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to COGT by CUSIP. Options are left out. COGT news and filings · COGT insider trades · Top funds