Generate Biomedicines, Inc. GENB
13.66 USD -0.19 (-1.37%)
Nov 4, 2026, 10:22 AM EST
13.65 Day range 14.34
11.00 52-week range 22.67
- YTD
- +7.98%
- 1 year
- +7.98%
Held by funds
54 US ETFs and mutual funds hold GENB · largest positions
Ownership
Held by insiders 14.05%
Held by institutions 79.06%
Float held by institutions 91.98%
Institutions 134
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Flagship Pioneering LLC | 48.83% | 62,673,117 | 868.02M | Jun 29, 2026 |
| FMR, LLC | 4.07% | 5,221,599 | 72.32M | Jun 29, 2026 |
| Capital World Investors | 3.28% | 4,215,632 | 58.39M | Jun 29, 2026 |
| Braidwell LP | 2.56% | 3,283,844 | 45.48M | Jun 29, 2026 |
| Price (T.Rowe) Associates Inc | 1.68% | 2,156,627 | 29.87M | Jun 29, 2026 |
| NORGES BANK | 1.63% | 2,094,616 | 29.01M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| SmallCap World Fund Inc | 2.92% | 3,752,630 | 51.97M | Sep 29, 2026 |
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund | 1.70% | 2,186,392 | 30.28M | Aug 30, 2026 |
| ARK ETF Trust-ARK Genomic Revolution ETF | 1.22% | 1,571,881 | 21.77M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 0.64% | 816,876 | 11.31M | Jun 29, 2026 |
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company K6 Fund | 0.54% | 695,890 | 9.64M | Aug 30, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 0.50% | 636,804 | 8.82M | Sep 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| AFEYAN NOUBAR BOGHOS | Director and Beneficial Owner of more than 10% of a Class of Security | Purchase | Mar 1, 2026 | 0 |
| ARNOLD FRANCES H PH.D. | Director | Sale | Aug 31, 2026 | 463,944 |
| BANCEL STEPHANE J | Director | Conversion of Exercise of derivative security | Mar 1, 2026 | 0 |
| GROUS BETH | Officer | Purchase | Mar 1, 2026 | 0 |
| MENDILLO JANE L. | Director | Purchase | Mar 1, 2026 | 1,500 |
| NALLY MICHAEL | Chief Executive Officer | Purchase | Mar 3, 2026 | 2,889,150 |