Foghorn Therapeutics Inc. - FHTX
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Flagship Pioneering, LLC | History | No change | 12,674,120 | 60,582 | 5.22% | 21.12% | 1 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| FMR LLC | History | Added to | 6,047,198 | 28,905 | 0.0% | 0.0% | 2 | +650,384 | 12.05% | Q1 2026 | May 15, 2026 |
| BVF INC/IL | History | Added to | 5,842,000 | 27,924 | 0.89% | 0.96% | 3 | +540,000 | 10.18% | Q1 2026 | May 15, 2026 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | History | Added to | 4,394,367 | 21,005 | 0.25% | 0.25% | 4 | +745,156 | 20.42% | Q1 2026 | May 15, 2026 |
| RAYMOND JAMES FINANCIAL INC | History | Added to | 2,602,382 | 12,439 | 0.0% | 0.0% | 5 | +96,561 | 3.85% | Q1 2026 | May 14, 2026 |
| BlackRock, Inc. | History | Added to | 2,364,866 | 11,304 | 0.0% | 0.0% | 6 | +14,996 | 0.64% | Q1 2026 | May 13, 2026 |
| VANGUARD GROUP INC | History | No change | 1,928,992 | 10,416 | 0.0% | 0.0% | 7 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Euclidean Capital LLC | History | No change | 1,573,761 | 7,522 | 1.92% | 2.3% | 8 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 1,495,089 | 7,146 | 0.0% | — | 9 | +1,495,089 | New | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 848,172 | 4,055 | 0.0% | 0.0% | 10 | +53,132 | 6.68% | Q1 2026 | May 15, 2026 |
| Siren, L.L.C. | History | No change | 720,720 | 3,445 | 0.1% | 0.12% | 11 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| STATE STREET CORP | History | Added to | 679,787 | 3,249 | 0.0% | 0.0% | 12 | +61,121 | 9.88% | Q1 2026 | May 15, 2026 |
| AMERIPRISE FINANCIAL INC | History | Reduced | 448,976 | 2,146 | 0.0% | 0.0% | 13 | -158,694 | -26.12% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 406,425 | 1,942 | 0.0% | 0.0% | 14 | +108,689 | 36.51% | Q1 2026 | May 14, 2026 |
| Candriam S.C.A. | History | New | 313,765 | 1,499 | 0.01% | — | 15 | +313,765 | New | Q1 2026 | Apr 30, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | History | Added to | 303,757 | 1,451 | 0.01% | 0.01% | 16 | +34,571 | 12.84% | Q1 2026 | May 15, 2026 |
| Birchview Capital, LP | History | No change | 281,730 | 1,346 | 0.77% | 0.89% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | Added to | 275,875 | 1,318 | 0.0% | 0.0% | 18 | +13,445 | 5.12% | Q1 2026 | May 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 255,931 | 1,223 | 0.0% | — | 19 | +255,931 | New | Q1 2026 | May 08, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 240,586 | 1,150 | 0.0% | — | 20 | +240,586 | New | Q1 2026 | May 08, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 200,013 | 956 | 0.0% | 0.0% | 21 | +17,737 | 9.73% | Q1 2026 | May 15, 2026 |
| Woodline Partners LP | History | Added to | 180,333 | 861 | 0.0% | 0.0% | 22 | +158,810 | 737.86% | Q1 2026 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 136,108 | 650 | 0.0% | 0.0% | 23 | +17,407 | 14.66% | Q1 2026 | May 15, 2026 |
| Sio Capital Management, LLC | History | No change | 122,889 | 587 | 0.08% | 0.1% | 24 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| PANAGORA ASSET MANAGEMENT INC | History | Added to | 115,063 | 550 | 0.0% | 0.0% | 25 | +25,768 | 28.86% | Q1 2026 | May 14, 2026 |
| DAFNA Capital Management LLC | History | Reduced | 111,859 | 534 | 0.12% | 0.16% | 26 | -15,000 | -11.82% | Q1 2026 | May 15, 2026 |
| SCS Capital Management LLC | History | No change | 106,980 | 511 | 0.01% | 0.01% | 27 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| Squarepoint Ops LLC | History | Reduced | 103,743 | 495 | 0.0% | 0.0% | 28 | -37,837 | -26.72% | Q1 2026 | May 15, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 103,525 | 494 | 0.0% | 0.0% | 29 | +21,162 | 25.69% | Q1 2026 | May 15, 2026 |
| B Group, Inc. | History | New | 102,000 | 487 | 0.36% | — | 30 | +102,000 | New | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 98,476 | 470 | 0.0% | 0.0% | 31 | -23,251 | -19.1% | Q1 2026 | May 15, 2026 |
| Qube Research & Technologies Ltd | History | Added to | 81,278 | 388 | 0.0% | 0.0% | 32 | +28,021 | 52.61% | Q1 2026 | May 15, 2026 |
| DIADEMA PARTNERS LP | History | Added to | 79,944 | 382 | 0.06% | 0.03% | 33 | +49,314 | 161.0% | Q1 2026 | May 15, 2026 |
| Bank of New York Mellon Corp | History | Added to | 79,559 | 380 | 0.0% | 0.0% | 34 | +661 | 0.84% | Q1 2026 | May 05, 2026 |
| UBS Group AG | History | Added to | 75,835 | 362 | 0.0% | 0.0% | 35 | +51,330 | 209.47% | Q1 2026 | May 05, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 74,600 | 356 | 0.01% | 0.01% | 36 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| STATE OF WISCONSIN INVESTMENT BOARD | History | Added to | 65,645 | 313 | 0.0% | 0.0% | 37 | +12,501 | 23.52% | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 60,100 | 287 | 0.0% | 0.0% | 38 | -13,759 | -18.63% | Q1 2026 | May 15, 2026 |
| Nuveen, LLC | History | Added to | 50,378 | 240 | 0.0% | 0.0% | 39 | +245 | 0.49% | Q1 2026 | Apr 30, 2026 |
| Persistent Asset Partners Ltd | History | Reduced | 46,644 | 222 | 0.08% | 0.11% | 40 | -464 | -0.98% | Q1 2026 | May 12, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 39,505 | 188 | 0.0% | 0.0% | 41 | -612 | -1.53% | Q1 2026 | May 12, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 37,631 | 177 | 0.0% | 0.0% | 42 | +29,905 | 387.07% | Q1 2026 | May 13, 2026 |
| Walleye Capital LLC | History | Reduced | 34,445 | 164 | 0.0% | 0.0% | 43 | -46,903 | -57.66% | Q1 2026 | May 13, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Added to | 32,560 | 155 | 0.0% | 0.0% | 44 | +19,010 | 140.3% | Q1 2026 | May 15, 2026 |
| Trexquant Investment LP | History | New | 30,111 | 143 | 0.0% | — | 46 | +30,111 | New | Q1 2026 | May 15, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 26,660 | 143 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 29,552 | 141 | 0.0% | 0.0% | 47 | -179,013 | -85.83% | Q1 2026 | May 15, 2026 |
| Point72 Asset Management, L.P. | History | Reduced | 27,646 | 132 | 0.0% | 0.0% | 48 | -34,322 | -55.39% | Q1 2026 | May 15, 2026 |
| DEUTSCHE BANK AG\ | History | No change | 27,421 | 131 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| CANADA PENSION PLAN INVESTMENT BOARD | History | Added to | 25,100 | 119 | 0.0% | 0.0% | 50 | +12,300 | 96.09% | Q1 2026 | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Added to | 24,478 | 118 | 0.0% | 0.0% | 51 | +8,070 | 49.18% | Q1 2026 | May 15, 2026 |
| Verdad Advisers, LP | History | New | 24,416 | 116 | 0.13% | — | 52 | +24,416 | New | Q1 2026 | May 15, 2026 |
| BARCLAYS PLC | History | Reduced | 19,433 | 92 | 0.0% | 0.0% | 53 | -43,757 | -69.25% | Q1 2026 | May 14, 2026 |
| Invesco Ltd. | History | Added to | 17,736 | 84 | 0.0% | 0.0% | 54 | +6,951 | 64.45% | Q1 2026 | May 12, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 18,685 | 82 | 0.0% | 0.0% | 55 | +1,466 | 8.51% | Q1 2026 | May 13, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 16,236 | 77 | 0.0% | 0.0% | 56 | +374 | 2.36% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 14,741 | 70 | 0.0% | 0.0% | 57 | -24,014 | -61.96% | Q1 2026 | May 11, 2026 |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | History | No change | 14,269 | 68 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| ALGERT GLOBAL LLC | History | No change | 13,928 | 67 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Jump Financial, LLC | History | Reduced | 13,740 | 65 | 0.0% | 0.0% | 60 | -10,389 | -43.06% | Q1 2026 | May 14, 2026 |
| Vanguard Global Advisers, LLC | History | New | 12,833 | 61 | 0.0% | — | 62 | +12,833 | New | Q1 2026 | May 08, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 12,849 | 61 | 0.0% | 0.0% | 61 | +4,576 | 55.31% | Q1 2026 | May 12, 2026 |
| KINGSWOOD WEALTH ADVISORS, LLC | History | New | 12,500 | 59 | 0.0% | — | 63 | +12,500 | New | Q1 2026 | Apr 28, 2026 |
| SPHERA FUNDS MANAGEMENT LTD. | History | New | 12,224 | 58 | 0.01% | — | 65 | +12,224 | New | Q1 2026 | May 15, 2026 |
| PRUDENTIAL FINANCIAL INC | History | New | 12,205 | 58 | 0.0% | — | 64 | +12,205 | New | Q1 2026 | May 13, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 10,400 | 56 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 11,637 | 55 | 0.0% | — | 67 | +11,637 | New | Q1 2026 | May 15, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 11,326 | 54 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q1 2026 | Apr 29, 2026 |
| FIDUCIARY TRUST CO | History | No change | 10,879 | 52 | 0.0% | 0.0% | 69 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Diversified Trust Co | History | New | 10,852 | 51 | 0.0% | — | 70 | +10,852 | New | Q1 2026 | Apr 16, 2026 |
| China Universal Asset Management Co., Ltd. | History | Added to | 10,396 | 49 | 0.0% | 0.0% | 71 | +1,181 | 12.82% | Q1 2026 | Apr 27, 2026 |
| MetLife Investment Management, LLC | History | Reduced | 9,710 | 46 | 0.0% | 0.0% | 72 | -9,433 | -49.28% | Q1 2026 | May 14, 2026 |
| STRS OHIO | History | No change | 8,600 | 41 | 0.0% | 0.0% | 73 | 0 | 0.0% | Q1 2026 | Apr 24, 2026 |
| Evelyn Partners Asset Management Ltd | History | No change | 7,100 | 33 | 0.01% | 0.01% | 74 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | History | New | 5,295 | 25 | 0.0% | — | 76 | +5,295 | New | Q1 2026 | May 07, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 5,238 | 25 | 0.0% | 0.0% | 75 | 0 | 0.0% | Q1 2026 | Apr 30, 2026 |
| CITIGROUP INC | History | Added to | 3,415 | 16 | 0.0% | 0.0% | 77 | +1,085 | 46.57% | Q1 2026 | May 11, 2026 |
| CWM, LLC | History | Added to | 3,345 | 15 | 0.0% | 0.0% | 80 | +1,996 | 147.96% | Q1 2026 | May 14, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 3,295 | 15 | 0.0% | 0.0% | 79 | +1,222 | 58.95% | Q1 2026 | May 15, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 3,343 | 15 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Legal & General Group Plc | History | Reduced | 2,985 | 14 | 0.0% | 0.0% | 81 | -393 | -11.63% | Q1 2026 | May 08, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | Added to | 3,056 | 14 | 0.0% | 0.0% | 82 | +308 | 11.21% | Q1 2026 | May 04, 2026 |
| Russell Investments Group, Ltd. | History | Reduced | 2,898 | 13 | 0.0% | 0.0% | 84 | -3,040 | -51.2% | Q1 2026 | May 08, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | Added to | 2,876 | 13 | 0.0% | 0.0% | 83 | +2,502 | 668.98% | Q1 2026 | May 13, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 1,801 | 8 | 0.0% | 0.0% | 86 | -247 | -12.06% | Q1 2026 | May 15, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 1,871 | 8 | 0.0% | 0.0% | 85 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| GF FUND MANAGEMENT CO. LTD. | History | Added to | 1,263 | 6 | 0.0% | 0.0% | 87 | +152 | 13.68% | Q1 2026 | Apr 15, 2026 |
| GAMMA Investing LLC | History | Added to | 864 | 4 | 0.0% | 0.0% | 89 | +500 | 137.36% | Q1 2026 | Apr 06, 2026 |
| Sunbelt Securities, Inc. | History | No change | 1,000 | 4 | 0.0% | 0.0% | 88 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Sterling Capital Management LLC | History | Reduced | 488 | 2 | 0.0% | 0.0% | 90 | -359 | -42.38% | Q1 2026 | Apr 22, 2026 |
| Optiver Holding B.V. | History | Reduced | 294 | 1 | 0.0% | 0.0% | 91 | -16 | -5.16% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -132,501 | -100.0% | Q1 2026 | May 12, 2026 |
| MARSHALL WACE, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -28,893 | -100.0% | Q1 2026 | May 14, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -16,600 | -100.0% | Q1 2026 | May 15, 2026 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -15,662 | -100.0% | Q1 2026 | May 15, 2026 |
| INTECH INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -14,576 | -100.0% | Q1 2026 | May 08, 2026 |
| Brevan Howard Capital Management LP | History | Closed out | 0 | 0 | — | 0.0% | — | -10,486 | -100.0% | Q1 2026 | May 15, 2026 |
| Brummer Multi-Strategy AB | History | Closed out | 0 | 0 | — | 0.15% | — | -4,708 | -100.0% | Q1 2026 | May 06, 2026 |
| AMALGAMATED BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -1,046 | -100.0% | Q1 2026 | May 08, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 5 | 0 | — | 0.0% | — | -1,024 | -99.51% | Q1 2026 | May 15, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 24 | 0 | — | 0.0% | — | -980 | -97.61% | Q1 2026 | May 15, 2026 |
| Allworth Financial LP | History | New | 97 | 0 | — | — | — | +97 | New | Q1 2026 | May 14, 2026 |
| SIMPLEX TRADING, LLC | History | New | 66 | 0 | — | — | — | +66 | New | Q1 2026 | May 14, 2026 |
| MAI Capital Management | History | New | 35 | 0 | — | — | — | +35 | New | Q1 2026 | May 15, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 34 | 0 | — | — | — | +34 | New | Q1 2026 | May 07, 2026 |
| Root Financial Partners, LLC | History | New | 28 | 0 | — | — | — | +28 | New | Q1 2026 | Apr 24, 2026 |
| True Wealth Design, LLC | History | Added to | 20 | 0 | — | — | — | +15 | 300.0% | Q1 2026 | Apr 13, 2026 |
| Wealth Preservation Advisors, LLC | History | New | 13 | 0 | — | — | — | +13 | New | Q1 2026 | May 15, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 93 | 0 | — | — | — | +9 | 10.71% | Q1 2026 | May 08, 2026 |
| Farther Finance Advisors, LLC | History | New | 9 | 0 | — | — | — | +9 | New | Q1 2026 | Apr 07, 2026 |
| EverSource Wealth Advisors, LLC | History | Added to | 82 | 0 | — | — | — | +7 | 9.33% | Q1 2026 | May 15, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | No change | 200 | 0 | — | 0.0% | — | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| TFC Financial Management, Inc. | History | No change | 123 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 23, 2026 |
| SBI Securities Co., Ltd. | History | No change | 100 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |