Who owns Foghorn Therapeutics Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of FHTX from SEC Form 13F filings across 102 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 102 institutions disclosed 44.9M shares of Foghorn Therapeutics Inc. worth $219.2M — about 63.6% of shares outstanding; the largest disclosed holder is Flagship Pioneering, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
102
13F holders
$219.2M
value, 2026 filers
63.6%
of shares outstanding (44.9M sh)
14
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of FHTX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Flagship Pioneering, LLC | 12.7M | $61.8M | 4.0% | 17.9% | 0.0% |
| 2 | BVF INC/IL | 5.8M | $28.5M | 0.7% | 8.3% | 0.0% |
| 3 | FMR LLC | 5.7M | $27.8M | 0.0% | 8.1% | -5.6% |
| 4 | DEERFIELD MANAGEMENT COMPANY, L.P. | 4.4M | $21.4M | 0.2% | 6.2% | 0.0% |
| 5 | BlackRock, Inc. | 2.6M | $12.8M | 0.0% | 3.7% | +11.1% |
| 6 | RAYMOND JAMES FINANCIAL INC | 2.5M | $12.2M | 0.0% | 3.5% | -4.3% |
| 7 | Euclidean Capital LLC | 1.6M | $7.7M | 1.7% | 2.2% | 0.0% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 1.5M | $7.3M | 0.0% | 2.1% | 0.0% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 910,866 | $4.4M | 0.0% | 1.3% | +7.4% |
| 10 | Siren, L.L.C. | 720,720 | $3.5M | 0.1% | 1% | 0.0% |
| 11 | STATE STREET CORP | 697,469 | $3.4M | 0.0% | 1% | +2.6% |
| 12 | AMERIPRISE FINANCIAL INC | 558,685 | $2.7M | 0.0% | 0.8% | +24.4% |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 377,936 | $1.8M | 0.0% | 0.5% | -7.0% |
| 14 | Candriam S.C.A. | 313,765 | $1.5M | 0.0% | 0.4% | 0.0% |
| 15 | NORTHERN TRUST CORP | 309,775 | $1.5M | 0.0% | 0.4% | +12.3% |
| 16 | JACOBS LEVY EQUITY MANAGEMENT, INC | 305,434 | $1.5M | 0.0% | 0.4% | +0.6% |
| 17 | VANGUARD PORTFOLIO MANAGEMENT LLC | 304,432 | $1.5M | 0.0% | 0.4% | +19.0% |
| 18 | Birchview Capital, LP | 281,937 | $1.4M | 0.6% | 0.4% | +0.1% |
| 19 | VANGUARD FIDUCIARY TRUST CO | 264,422 | $1.3M | 0.0% | 0.4% | +9.9% |
| 20 | Qube Research & Technologies Ltd | 203,296 | $992,084 | 0.0% | 0.3% | +150.1% |
| 21 | Woodline Partners LP | 202,145 | $986,468 | 0.0% | 0.3% | +12.1% |
| 22 | B Group, Inc. | 200,000 | $976,000 | 0.5% | 0.3% | +96.1% |
| 23 | PANAGORA ASSET MANAGEMENT INC | 175,406 | $855,981 | 0.0% | 0.2% | +52.4% |
| 24 | GOLDMAN SACHS GROUP INC | 164,256 | $801,569 | 0.0% | 0.2% | +20.7% |
| 25 | CITADEL ADVISORS LLC | 158,822 | $775,051 | 0.0% | 0.2% | -20.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.