Generate Biomedicines
GENB · NASDAQ
$12.90+$0.34 (+2.71%)TodayMarket closed ·
Prev close $12.56
Who owns GENB
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 77.2% of GENB’s shares.
- Flagship Ventures48.9%
- Flagship Funds9.9%
- Fidelity Management & Research Company LLC4.1%
- Capital World Investors3.3%
- Next 6 largest institutions11.0%
- All other shareholders22.8%
| Holder | Shares | % of shares |
|---|---|---|
| Flagship Ventures | 62.67M | 48.89% |
| Flagship Funds | 12.72M | 9.93% |
| Fidelity Management & Research Company LLC | 5.22M | 4.07% |
| Capital World Investors | 4.22M | 3.29% |
| Braidwell LP | 3.28M | 2.56% |
| Nally (Michael) | 2.89M | 2.25% |
| T. Rowe Price Associates, Inc. | 2.14M | 1.67% |
| Norges Bank Investment Management (NBIM) | 2.09M | 1.63% |
| ARCH Venture Partners | 1.94M | 1.52% |
| HarbourVest Partners, L.L.C. | 1.72M | 1.34% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| American Funds SMALLCAP World Fund | 3.75M | 2.93% |
| Statens Pensjonsfond Utland | 2.88M | 2.24% |
| ARK Genomic Revolution ETF | 1.62M | 1.26% |
| Fidelity Growth Company Fund | 841.59K | 0.66% |
| Vanguard Total Stock Market Index Fund | 816.88K | 0.64% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $16.00K (1 trade) of GENB on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| ARNOLD FRANCES | Sale | 1.00K | $16.00K |
Short interest
Settled Sep 30, 2026
- Shares short
- 7.42M
- Days to cover
- 5.75
- % of shares outstanding
- 5.79%
- Average daily volume
- 1.29M
- Change since last report
- +3.3%
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