0.49% | % of shares held by all insiders |
99.56% | % of shares held by institutions |
100.06% | % of float held by institutions |
378 | Number of institutions holding shares |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Baker Brothers Advisors, LLC | 42,864,612 | 30 Dec 2023 | 26.01% | 731,698,913 |
Vanguard Group Inc | 13,396,009 | 30 Dec 2023 | 8.13% | 228,669,869 |
Blackrock Inc. | 11,410,483 | 30 Dec 2023 | 6.93% | 194,776,941 |
RTW Investments LP | 11,253,551 | 30 Dec 2023 | 6.83% | 192,098,112 |
State Street Corporation | 6,465,026 | 30 Dec 2023 | 3.92% | 110,357,991 |
EcoR1 Capital, LLC | 5,991,479 | 30 Dec 2023 | 3.64% | 102,274,544 |
FMR, LLC | 5,265,358 | 30 Dec 2023 | 3.20% | 89,879,659 |
Price (T.Rowe) Associates Inc | 5,178,509 | 30 Dec 2023 | 3.14% | 88,397,147 |
Shaw D.E. & Co., Inc. | 3,754,598 | 30 Dec 2023 | 2.28% | 64,090,986 |
Fred Alger Management, LLC | 3,176,775 | 30 Dec 2023 | 1.93% | 54,227,548 |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 4,022,072 | 28 Feb 2024 | 2.44% | 68,656,767 |
Vanguard Total Stock Market Index Fund | 3,848,269 | 30 Dec 2023 | 2.34% | 65,689,950 |
Vanguard Small-Cap Index Fund | 3,135,062 | 30 Dec 2023 | 1.90% | 53,515,507 |
iShares Russell 2000 ETF | 2,939,211 | 28 Feb 2024 | 1.78% | 50,172,330 |
Vanguard Extended Market Index Fund | 1,763,882 | 30 Dec 2023 | 1.07% | 30,109,465 |
Vanguard Small-Cap Growth Index Fund | 1,746,142 | 30 Dec 2023 | 1.06% | 29,806,643 |
Price (T.Rowe) New Horizons Fund | 1,705,113 | 30 Dec 2023 | 1.03% | 29,106,278 |
Fidelity Growth Company Fund | 1,552,556 | 28 Feb 2024 | 0.94% | 26,502,130 |
First Trust NYSE Arca Biotechnology Index Fund | 1,380,676 | 28 Feb 2024 | 0.84% | 23,568,138 |
iShares Biotechnology ETF | 1,247,055 | 28 Feb 2024 | 0.76% | 21,287,228 |