8.63% | % of Shares Held by All Insider |
89.97% | % of Shares Held by Institutions |
98.48% | % of Float Held by Institutions |
221 | Number of Institutions Holding Shares |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
Flagship Pioneering Inc. | 25,001,856 | Mar 30, 2024 | 11.29% | 215,766,020 |
FMR, LLC | 22,042,537 | Mar 30, 2024 | 9.95% | 190,227,096 |
Vanguard Group Inc | 12,155,173 | Mar 30, 2024 | 5.49% | 104,899,144 |
Baillie Gifford and Company | 10,656,279 | Mar 30, 2024 | 4.81% | 91,963,688 |
Canada Pension Plan Investment Board | 10,175,000 | Mar 30, 2024 | 4.59% | 87,810,251 |
Blackrock Inc. | 9,046,144 | Mar 30, 2024 | 4.08% | 78,068,223 |
State Street Corporation | 6,370,165 | Mar 30, 2024 | 2.88% | 54,974,524 |
Capital World Investors | 5,449,035 | Mar 30, 2024 | 2.46% | 47,025,172 |
T. Rowe Price Investment Management, Inc. | 4,801,847 | Mar 30, 2024 | 2.17% | 41,439,940 |
Price (T.Rowe) Associates Inc | 3,695,459 | Mar 30, 2024 | 1.67% | 31,891,811 |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
Fidelity Growth Company Fund | 5,533,741 | Mar 30, 2024 | 2.50% | 47,756,185 |
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 4,153,984 | Mar 30, 2024 | 1.88% | 35,848,882 |
Vanguard Total Stock Market Index Fund | 2,968,610 | Dec 30, 2023 | 1.34% | 25,619,104 |
Vanguard Small-Cap Index Fund | 2,760,227 | Dec 30, 2023 | 1.25% | 23,820,759 |
iShares Russell 2000 ETF | 2,350,836 | Mar 30, 2024 | 1.06% | 20,287,714 |
Vanguard U.S. Growth Fund | 2,154,514 | Feb 28, 2024 | 0.97% | 18,593,456 |
Price (T.Rowe) Health Sciences Fund | 1,982,885 | Dec 30, 2023 | 0.90% | 17,112,297 |
Smallcap World Fund | 1,963,378 | Dec 30, 2023 | 0.89% | 16,943,952 |
Fidelity Growth Company K6 Fund | 1,707,624 | Mar 30, 2024 | 0.77% | 14,736,795 |
Vanguard Small-Cap Growth Index Fund | 1,542,051 | Dec 30, 2023 | 0.70% | 13,307,900 |