| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 15% | $70,585,031 | 16,569,256 | FMR LLC | 31 Dec 2024 | |||
| Fairmount Funds Management LLC | 9.9% | 0% | $224,347,916 | +$21,936,825 | 15,877,418 | +11% | Fairmount Funds Management LLC | 13 Nov 2025 |
| Commodore Capital LP | 7.2% | +28% | $146,587,742 | +$54,568,000 | 10,208,060 | +59% | Commodore Capital LP | 30 Sep 2025 |
| Flynn James E | 6.5% | $46,442,495 | 9,053,118 | Deerfield Mgmt, L.P. | 07 Jul 2025 | |||
| Kynam Capital Management, LP | 5.5% | $113,245,430 | 7,886,172 | Kynam Capital Management, LP | 30 Sep 2025 | |||
| TCG Crossover GP I, LLC | 4.8% | $97,621,606 | 6,798,162 | TCG Crossover GP I, LLC | 30 Sep 2025 | |||
| Point72 Asset Management, L.P. | 4% | -52% | $82,625,042 | -$60,775,814 | 5,753,833 | -42% | Point72 Asset Management, L.P. | 30 Sep 2025 |
| Venrock Healthcare Capital Partners II, L.P. | 4.2% | -27% | $57,445,365 | -$20,433,392 | 4,755,411 | -26% | Venrock Healthcare Capital Partners II, L.P. | 30 Jun 2025 |
| Paradigm Biocapital Advisors LP | 2.3% | -76% | $45,325,875 | -$103,335,292 | 3,156,398 | -70% | Paradigm BioCapital Advisors LP | 30 Sep 2025 |
As of 30 Sep 2025, 190 institutional investors reported holding 159,214,681 shares of Cogent Biosciences, Inc. - Common Stock, $0.001 par value (COGT). This represents 99% of the company’s total 160,377,960 outstanding shares.
The largest institutional shareholders of Cogent Biosciences, Inc. - Common Stock, $0.001 par value (COGT) together control 79% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| FMR LLC | 14% | 22,408,263 | +31% | 0.02% | $321,782,656 |
| BlackRock, Inc. | 6.5% | 10,369,535 | +20% | 0% | $148,906,523 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 5.6% | 9,053,118 | +243% | 2% | $130,002,774 |
| Fairmount Funds Management LLC | 5.6% | 9,003,418 | +45% | 12% | $129,289,082 |
| Kynam Capital Management, LP | 4.9% | 7,886,172 | -7.1% | 8.4% | $113,245,430 |
| VANGUARD GROUP INC | 4.8% | 7,757,662 | +19% | 0% | $111,400,026 |
| Commodore Capital LP | 4.5% | 7,250,000 | +214% | 5.1% | $104,110,000 |
| TCG Crossover Management, LLC | 4.2% | 6,798,162 | -2.4% | 4.8% | $97,621,606 |
| STATE STREET CORP | 3% | 4,775,419 | +42% | 0% | $68,575,017 |
| VR ADVISER, LLC | 2.5% | 4,000,000 | -16% | 3.2% | $57,440,000 |
| RTW INVESTMENTS, LP | 2.2% | 3,467,486 | 0.61% | $49,793,099 | |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 3,274,155 | +23% | 0% | $47,026,042 |
| JANUS HENDERSON GROUP PLC | 2% | 3,178,043 | +11% | 0.02% | $45,604,918 |
| Paradigm Biocapital Advisors LP | 2% | 3,156,398 | -70% | 1.3% | $45,325,875 |
| Octagon Capital Advisors LP | 1.8% | 2,874,111 | +4% | 6.4% | $41,272,234 |
| Vivo Capital, LLC | 1.7% | 2,789,137 | +148% | 3.2% | $40,052,007 |
| Balyasny Asset Management L.P. | 1.7% | 2,670,486 | 0.08% | $38,348,179 | |
| BANK OF AMERICA CORP /DE/ | 1.4% | 2,239,255 | +60% | 0% | $32,155,701 |
| Redmile Group, LLC | 1.4% | 2,209,118 | +53% | 3.1% | $31,722,934 |
| Sofinnova Investments, Inc. | 1.3% | 2,127,941 | -9.7% | 1.9% | $30,557,233 |
| Saturn V Capital Management LP | 1.3% | 2,025,041 | -12% | 6.4% | $29,079,589 |
| UBS Group AG | 1.2% | 1,853,672 | -47% | 0.01% | $26,618,730 |
| Siren, L.L.C. | 1.1% | 1,724,279 | +102% | 0.97% | $24,760,646 |
| CITADEL ADVISORS LLC | 1% | 1,667,807 | +168% | 0.02% | $23,949,709 |
| GOLDMAN SACHS GROUP INC | 1% | 1,659,677 | +38% | 0% | $23,832,962 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 415,017 | $14,741,644 | -$6,708,481 | $35.52 | 7 |
| 2025 Q3 | 159,214,681 | $2,286,257,324 | +$377,674,110 | $14.36 | 190 |
| 2025 Q2 | 135,519,587 | $973,046,996 | +$18,987,095 | $7.18 | 176 |
| 2025 Q1 | 133,492,565 | $799,613,245 | +$57,856,293 | $5.99 | 182 |
| 2024 Q4 | 121,703,556 | $949,390,059 | -$21,661,296 | $7.80 | 172 |
| 2024 Q3 | 121,834,182 | $1,316,352,887 | +$424,965 | $10.80 | 160 |
| 2024 Q2 | 121,385,952 | $1,023,294,604 | +$106,814,477 | $8.43 | 146 |
| 2024 Q1 | 109,184,056 | $733,712,379 | +$131,164,180 | $6.72 | 143 |
| 2023 Q4 | 57,814 | $339,946 | +$149,734 | $5.88 | 2 |
| 2023 Q3 | 90,861,393 | $885,843,887 | +$17,430,302 | $9.75 | 134 |
| 2023 Q2 | 88,529,694 | $1,048,152,237 | +$158,613,021 | $11.84 | 134 |
| 2023 Q1 | 75,069,092 | $809,183,858 | +$4,307,094 | $10.79 | 132 |
| 2022 Q4 | 74,643,981 | $862,901,142 | -$1,876,499 | $11.56 | 130 |
| 2022 Q3 | 73,708,701 | $1,099,716,599 | +$70,626,498 | $14.92 | 127 |
| 2022 Q2 | 69,758,993 | $629,224,824 | +$207,312,526 | $9.02 | 105 |
| 2022 Q1 | 44,052,533 | $329,874,440 | +$4,700,963 | $7.49 | 80 |
| 2021 Q4 | 44,860,704 | $384,834,997 | +$45,192,658 | $8.58 | 79 |
| 2021 Q3 | 36,753,131 | $309,237,147 | +$3,919,729 | $8.41 | 70 |
| 2021 Q2 | 34,953,570 | $283,482,000 | +$1,288,111 | $8.11 | 64 |
| 2021 Q1 | 34,467,313 | $303,255,000 | +$10,227,051 | $8.78 | 66 |
| 2020 Q4 | 33,506,756 | $376,279,000 | +$318,247,827 | $11.23 | 66 |