0.49% | % of shares held by all insiders |
99.18% | % of shares held by institutions |
99.67% | % of float held by institutions |
334 | Number of institutions holding shares |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Baker Brothers Advisors, LLC | 42,864,612 | 30 Sept 2023 | 26.11% | 948,062,320 |
Vanguard Group Inc | 13,616,740 | 30 Sept 2023 | 8.29% | 301,169,601 |
RTW Investments LP | 11,576,537 | 30 Sept 2023 | 7.05% | 256,045,208 |
Blackrock Inc. | 10,028,585 | 30 Sept 2023 | 6.11% | 221,808,226 |
EcoR1 Capital, LLC | 5,991,479 | 30 Sept 2023 | 3.65% | 132,517,132 |
FMR, LLC | 5,301,980 | 30 Sept 2023 | 3.23% | 117,267,070 |
Price (T.Rowe) Associates Inc | 5,230,161 | 30 Sept 2023 | 3.19% | 115,678,606 |
State Street Corporation | 5,213,731 | 30 Sept 2023 | 3.18% | 115,315,214 |
Shaw D.E. & Co., Inc. | 4,788,998 | 30 Sept 2023 | 2.92% | 105,921,139 |
Fred Alger Management, LLC | 3,108,883 | 30 Sept 2023 | 1.89% | 68,761,029 |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Vanguard Total Stock Market Index Fund | 3,791,877 | 30 Jun 2023 | 2.31% | 83,867,216 |
Vanguard Small-Cap Index Fund | 3,161,150 | 30 Sept 2023 | 1.93% | 69,917,049 |
iShares Russell 2000 ETF | 2,812,117 | 30 Sept 2023 | 1.71% | 62,197,277 |
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 2,659,121 | 30 Sept 2023 | 1.62% | 58,813,373 |
Price (T.Rowe) Health Sciences Fund | 2,007,995 | 30 Jun 2023 | 1.22% | 44,412,029 |
Price (T.Rowe) New Horizons Fund | 1,803,274 | 30 Jun 2023 | 1.10% | 39,884,092 |
Vanguard Small-Cap Growth Index Fund | 1,766,600 | 30 Sept 2023 | 1.08% | 39,072,951 |
Vanguard Extended Market Index Fund | 1,655,973 | 30 Jun 2023 | 1.01% | 36,626,147 |
Fidelity Growth Company Fund | 1,648,520 | 31 Aug 2023 | 1.00% | 36,461,305 |
First Trust NYSE Arca Biotechnology Index Fund | 1,469,998 | 30 Sept 2023 | 0.90% | 32,512,827 |