| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Flagship Ventures Fund V, L.P. | 27% | $112,196,844 | 20,774,885 | Noubar Afeyan | 09 Jan 2026 | |||
| FMR LLC | 10% | $19,629,531 | 5,689,719 | FMR LLC | 31 Dec 2024 |
As of 30 Sep 2025, 86 institutional investors reported holding 40,899,067 shares of Foghorn Therapeutics Inc. - Common Stock, $0.0001 par value per share (FHTX). This represents 54% of the company’s total 76,378,254 outstanding shares.
The largest institutional shareholders of Foghorn Therapeutics Inc. - Common Stock, $0.0001 par value per share (FHTX) together control 52% 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 |
|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 17% | 12,674,120 | 0% | 21% | $61,976,446 |
| FMR LLC | 7.2% | 5,474,491 | -1.1% | 0% | $26,770,261 |
| BVF INC/IL | 6.9% | 5,302,000 | 0% | 1.1% | $25,926,780 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 4.3% | 3,255,514 | 0% | 0.24% | $15,919,463 |
| RAYMOND JAMES FINANCIAL INC | 3.2% | 2,462,488 | +4% | 0% | $12,041,566 |
| BlackRock, Inc. | 3% | 2,259,948 | +1.4% | 0% | $11,051,145 |
| VANGUARD GROUP INC | 2.5% | 1,899,457 | +0.78% | 0% | $9,288,344 |
| Euclidean Capital LLC | 2.1% | 1,573,761 | 0% | 3.2% | $7,695,691 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 808,488 | +0.1% | 0% | $3,954,505 |
| Siren, L.L.C. | 0.94% | 720,720 | 0% | 0.14% | $3,524,321 |
| STATE STREET CORP | 0.83% | 637,148 | +17% | 0% | $3,115,654 |
| Alphabet Inc. | 0.66% | 500,901 | 0% | 0.1% | $2,449,406 |
| Point72 Asset Management, L.P. | 0.49% | 371,033 | -45% | 0% | $1,814,351 |
| NORTHERN TRUST CORP | 0.37% | 284,301 | -0.84% | 0% | $1,390,232 |
| Birchview Capital, LP | 0.37% | 281,730 | -9.4% | 1% | $1,377,660 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.24% | 184,063 | -4.5% | 0% | $900,068 |
| MILLENNIUM MANAGEMENT LLC | 0.23% | 178,791 | +862% | 0% | $874,288 |
| READYSTATE ASSET MANAGEMENT LP | 0.21% | 161,140 | 0.04% | $787,975 | |
| DAFNA Capital Management LLC | 0.17% | 126,859 | -58% | 0.15% | $620,341 |
| Sio Capital Management, LLC | 0.16% | 122,889 | 0% | 0.15% | $600,927 |
| RENAISSANCE TECHNOLOGIES LLC | 0.15% | 118,236 | +89% | 0% | $578,174 |
| Woodline Partners LP | 0.14% | 108,596 | 0% | $531,034 | |
| SCS Capital Management LLC | 0.14% | 106,980 | 0% | 0.01% | $523,132 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.13% | 98,184 | +0.01% | 0% | $480,120 |
| Bank of New York Mellon Corp | 0.11% | 80,477 | +11% | 0% | $393,532 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 5,607 | $30,278 | +$557 | $5.40 | 3 |
| 2025 Q3 | 40,899,067 | $199,997,332 | -$252,615 | $4.89 | 86 |
| 2025 Q2 | 40,966,679 | $192,544,370 | +$2,995,461 | $4.70 | 79 |
| 2025 Q1 | 40,415,638 | $147,513,338 | +$554,806 | $3.65 | 88 |
| 2024 Q4 | 40,243,765 | $189,939,002 | +$1,515,315 | $4.72 | 85 |
| 2024 Q3 | 39,996,016 | $372,364,633 | +$3,205,348 | $9.31 | 78 |
| 2024 Q2 | 39,443,565 | $226,852,456 | +$74,393,624 | $5.75 | 71 |
| 2024 Q1 | 26,459,793 | $177,447,006 | +$1,820,883 | $6.71 | 67 |
| 2023 Q4 | 26,194,106 | $168,954,836 | -$3,601,715 | $6.45 | 59 |
| 2023 Q3 | 26,924,936 | $134,629,021 | +$778,983 | $5.00 | 61 |
| 2023 Q2 | 26,763,756 | $188,422,247 | +$3,981,792 | $7.04 | 59 |
| 2023 Q1 | 26,237,673 | $162,668,647 | +$912,391 | $6.20 | 60 |
| 2022 Q4 | 26,093,883 | $166,474,064 | -$1,444,738 | $6.38 | 64 |
| 2022 Q3 | 25,272,164 | $216,833,907 | +$1,605,145 | $8.58 | 59 |
| 2022 Q2 | 26,273,384 | $357,323,427 | +$18,384,583 | $13.60 | 54 |
| 2022 Q1 | 24,903,791 | $379,088,288 | +$5,566,148 | $15.23 | 57 |
| 2021 Q4 | 24,151,188 | $552,334,813 | +$1,460,387 | $22.87 | 58 |
| 2021 Q3 | 24,280,807 | $338,186,440 | +$4,854,868 | $13.93 | 45 |
| 2021 Q2 | 10,254,522 | $109,412,494 | -$6,260,833 | $10.67 | 35 |
| 2021 Q1 | 10,238,770 | $134,236,845 | -$728,757 | $13.18 | 42 |
| 2020 Q4 | 8,861,181 | $177,430,838 | +$151,864,801 | $20.27 | 43 |