Who owns Generate Biomedicines, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of GENB from SEC Form 13F filings across 86 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, 86 institutions disclosed 100.0M shares of Generate Biomedicines, Inc. worth $1.69B — about 78% of shares outstanding; the largest disclosed holder is Flagship Pioneering, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
86
13F holders
$1.69B
value, 2026 filers
78%
of shares outstanding (100.0M sh)
42
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 GENB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Flagship Pioneering, LLC | 62.7M | $1.06B | 68.7% | 48.9% | 0.0% |
| 2 | FMR LLC | 5.2M | $88.1M | 0.0% | 4.1% | +23.8% |
| 3 | Capital World Investors | 4.2M | $71.1M | 0.0% | 3.3% | +5.3% |
| 4 | BRAIDWELL LP | 3.3M | $55.4M | 2.0% | 2.6% | -8.6% |
| 5 | PRICE T ROWE ASSOCIATES INC /MD/ | 2.2M | $36.4M | 0.0% | 1.7% | +2.2% |
| 6 | NORGES BANKNEW | 2.1M | $35.3M | 0.0% | 1.6% | new |
| 7 | ARCH Venture Management, LLC | 1.9M | $32.8M | 3.0% | 1.5% | 0.0% |
| 8 | HarbourVest Partners LLC | 1.7M | $29.1M | 17.1% | 1.3% | 0.0% |
| 9 | BlackRock, Inc.NEW | 1.7M | $28.0M | 0.0% | 1.3% | new |
| 10 | BAKER BROS. ADVISORS LP | 1.4M | $24.0M | 0.1% | 1.1% | 0.0% |
| 11 | JPMORGAN CHASE & CO | 1.4M | $23.8M | 0.0% | 1.1% | -52.2% |
| 12 | Deep Track Capital, LPNEW | 1.3M | $22.5M | 0.3% | 1% | new |
| 13 | ARK Investment Management LLC | 1.3M | $21.7M | 0.1% | 1% | +157.7% |
| 14 | VANGUARD CAPITAL MANAGEMENT LLC | 1.1M | $19.1M | 0.0% | 0.9% | +762.6% |
| 15 | HARVARD MANAGEMENT CO INC | 1.1M | $18.7M | 0.4% | 0.9% | 0.0% |
| 16 | NVIDIA CORP | 833,325 | $14.1M | 0.0% | 0.6% | 0.0% |
| 17 | Davern Capital Partners, LP | 824,679 | $13.9M | 2.4% | 0.6% | +39.4% |
| 18 | Siren, L.L.C. | 736,104 | $12.4M | 0.3% | 0.6% | 0.0% |
| 19 | GEODE CAPITAL MANAGEMENT, LLC | 735,003 | $12.4M | 0.0% | 0.6% | +521.6% |
| 20 | STATE STREET CORPNEW | 526,565 | $8.9M | 0.0% | 0.4% | new |
| 21 | Affinity Asset Advisors, LLC | 400,000 | $6.7M | 0.3% | 0.3% | +14.3% |
| 22 | MORGAN STANLEY | 377,994 | $6.4M | 0.0% | 0.3% | +12.1% |
| 23 | UBS Group AG | 326,273 | $5.5M | 0.0% | 0.3% | -8.5% |
| 24 | SPHERA FUNDS MANAGEMENT LTD. | 245,000 | $4.1M | 0.5% | 0.2% | +32.4% |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INCNEW | 224,602 | $3.8M | 0.0% | 0.2% | new |
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.