1.97% | % of shares held by all insiders |
94.49% | % of shares held by institutions |
96.38% | % of float held by institutions |
95 | Number of institutions holding shares |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Flagship Pioneering Inc. | 29,225,579 | 30 Dec 2023 | 52.99% | 66,195,939 |
FMR, LLC | 5,286,575 | 30 Dec 2023 | 9.58% | 11,974,092 |
Harbourvest Partners, LLC | 3,512,110 | 30 Dec 2023 | 6.37% | 7,954,929 |
State Of Wisconsin Investment Board | 1,857,265 | 30 Dec 2023 | 3.37% | 4,206,705 |
Vanguard Group Inc | 1,509,188 | 30 Dec 2023 | 2.74% | 3,418,310 |
Blackrock Inc. | 1,382,280 | 30 Dec 2023 | 2.51% | 3,130,864 |
Artal Group S.A. | 1,323,530 | 30 Dec 2023 | 2.40% | 2,997,795 |
Blue Owl Capital Holdings LP | 1,055,882 | 30 Dec 2023 | 1.91% | 2,391,572 |
Platinum Investment Management Ltd | 886,782 | 30 Dec 2023 | 1.61% | 2,008,561 |
Citigroup Inc. | 478,703 | 30 Dec 2023 | 0.87% | 1,084,262 |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Fidelity Growth Company Fund | 2,040,546 | 30 Mar 2024 | 3.70% | 4,621,836 |
Vanguard Total Stock Market Index Fund | 1,055,010 | 30 Dec 2023 | 1.91% | 2,389,597 |
Fidelity Growth Company K6 Fund | 780,783 | 30 Mar 2024 | 1.42% | 1,768,473 |
iShares Russell 2000 ETF | 576,638 | 30 Mar 2024 | 1.05% | 1,306,085 |
Fidelity Series Growth Company Fund | 487,879 | 30 Mar 2024 | 0.88% | 1,105,045 |
Vanguard Extended Market Index Fund | 275,181 | 30 Dec 2023 | 0.50% | 623,284 |
Fidelity Small Cap Index Fund | 246,767 | 28 Feb 2024 | 0.45% | 558,927 |
Fidelity Select Portfolios - Biotechnology | 245,003 | 30 Mar 2024 | 0.44% | 554,931 |
iShares Russell 2000 Growth ETF | 206,931 | 30 Mar 2024 | 0.38% | 468,698 |
Fidelity Extended Market Index Fund | 118,404 | 28 Feb 2024 | 0.21% | 268,185 |