Generate Biomedicines, Inc.
GENB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002100782
In the last 90 days, Generate Biomedicines, Inc. insiders filed 0 open-market purchases and 1 sale; 86 institutions reported holding it in 13F filings for Q2 2026, worth $1.69B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Generate Biomedicines, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 57
- +57 vs. Q4 2025
- Shares held
- 92.8M
- +92.8M vs. Q4 2025
- Total value
- $1.16B
- +$1.16B vs. Q4 2025
- New holders
- 57
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GENB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 86 | $1.69B |
| Q1 2026 | 57 | $1.16B |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Generate Biomedicines, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 62,673,117 | $783.4M | 67.44% | +62,673,117 | New |
| FMR LLC | 4,217,524 | $52.7M | 0.00% | +4,217,524 | New |
| Capital World Investors | 4,004,149 | $50.1M | 0.01% | +4,004,149 | New |
| Braidwell LP | 3,592,999 | $44.9M | 1.50% | +3,592,999 | New |
| JPMorgan Chase & Co | 2,947,259 | $33.9M | 0.00% | +2,947,259 | New |
| Price T Rowe Associates Inc | 2,109,633 | $26.4M | 0.00% | +2,109,633 | New |
| ARCH Venture Management, LLC | 1,944,426 | $24.3M | 3.59% | +1,944,426 | New |
| HarbourVest Partners LLC | 1,722,210 | $21.5M | 21.33% | +1,722,210 | New |
| Baker Bros. Advisors LP | 1,423,602 | $17.8M | 0.10% | +1,423,602 | New |
| Harvard Management Co Inc | 1,111,100 | $13.9M | 0.76% | +1,111,100 | New |
| NVIDIA Corp | 833,325 | $10.4M | 0.06% | +833,325 | New |
| Siren, L.L.C. | 736,104 | $9.20M | 0.26% | +736,104 | New |
| Davern Capital Partners, LP | 591,800 | $7.40M | 2.03% | +591,800 | New |
| Alyeska Investment Group, L.P. | 500,000 | $6.25M | 0.02% | +500,000 | New |
| ARK Investment Management LLCSuperinvestorARK Invest | 498,408 | $6.23M | 0.05% | +498,408 | New |
| Millennium Management LLC | 376,893 | $4.71M | 0.00% | +376,893 | New |
| UBS Group AG | 356,704 | $4.46M | 0.00% | +356,704 | New |
| Affinity Asset Advisors, LLC | 350,000 | $4.38M | 0.26% | +350,000 | New |
| Morgan Stanley | 337,302 | $4.22M | 0.00% | +337,302 | New |
| ExodusPoint Capital Management, LP | 311,986 | $3.90M | 0.04% | +311,986 | New |
| CenterBook Partners LP | 266,813 | $3.34M | 0.18% | +266,813 | New |
| Sphera Funds Management Ltd. | 185,000 | $2.31M | 0.40% | +185,000 | New |
| Goldman Sachs Group Inc | 170,695 | $2.13M | 0.00% | +170,695 | New |
| Vanguard Capital Management LLC | 131,319 | $1.64M | 0.00% | +131,319 | New |
| Seven Grand Managers, LLC | 125,000 | $1.56M | 0.10% | +125,000 | New |
| Jane Street Group, LLC | 123,371 | $1.54M | 0.00% | +123,371 | New |
| Geode Capital Management, LLC | 118,243 | $1.48M | 0.00% | +118,243 | New |
| LMR Partners LLP | 100,000 | $1.25M | 0.01% | +100,000 | New |
| Silverarc Capital Management, LLC | 100,000 | $1.25M | 0.15% | +100,000 | New |
| D. E. Shaw & Co., Inc. | 95,000 | $1.19M | 0.00% | +95,000 | New |
| Ameriprise Financial Inc | 87,335 | $1.09M | 0.00% | +87,335 | New |
| Balyasny Asset Management LLC | 79,489 | $993.6K | 0.00% | +79,489 | New |
| Manufacturers Life Insurance Company, The | 74,312 | $928.9K | 0.00% | +74,312 | New |
| Barclays PLC | 70,894 | $886.2K | 0.00% | +70,894 | New |
| HRT Financial LP | 58,762 | $734.0K | 0.00% | +58,762 | New |
| Qube Research & Technologies Ltd | 50,221 | $627.8K | 0.00% | +50,221 | New |
| TD Asset Management Inc | 42,866 | $535.8K | 0.00% | +42,866 | New |
| Sumitomo Mitsui Trust Holdings, Inc. | 40,344 | $504.3K | 0.00% | +40,344 | New |
| Nikko Asset Management Americas, Inc. | 40,344 | $499.5K | 0.01% | +40,344 | New |
| Squarepoint Ops LLC | 37,203 | $465.0K | 0.00% | +37,203 | New |
| Bank of America Corp | 34,196 | $427.4K | 0.00% | +34,196 | New |
| Federated Hermes, Inc. | 30,000 | $375.0K | 0.00% | +30,000 | New |
| Tudor Investment Corp Et Al | 23,833 | $297.9K | 0.00% | +23,833 | New |
| Davy Global Fund Management Ltd | 19,203 | $240.0K | 0.02% | +19,203 | New |
| Y-Intercept (Hong Kong) Ltd | 18,362 | $229.5K | 0.00% | +18,362 | New |
| Vanguard Fiduciary Trust Co | 17,456 | $218.2K | 0.00% | +17,456 | New |
| Hudson Bay Capital Management LP | 16,678 | $208.5K | 0.00% | +16,678 | New |
| Diametric Capital, LP | 10,497 | $131.2K | 0.03% | +10,497 | New |
| Parallel Advisors, LLC | 5,550 | $69.4K | 0.00% | +5,550 | New |
| Albion Financial Group | 4,854 | $60.7K | 0.00% | +4,854 | New |
| FNY Investment Advisers, LLC | 3,000 | $37.0K | 0.02% | +3,000 | New |
| Citigroup Inc | 2,244 | $28.1K | 0.00% | +2,244 | New |
| Vanguard Global Advisers, LLC | 1,225 | $15.3K | 0.00% | +1,225 | New |
| Wells Fargo & Company | 1,200 | $15.0K | 0.00% | +1,200 | New |
| Royal Bank of Canada | 231 | $3.00K | 0.00% | +231 | New |
| Avion Wealth | 100 | $1.00K | 0.00% | +100 | New |
| Tower Research Capital LLC (TRC) | 1 | $12 | 0.00% | +1 | New |