3.43% | % of shares held by all insiders |
101.20% | % of shares held by institutions |
104.79% | % of float held by institutions |
296 | Number of institutions holding shares |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
RTW Investments LP | 17,687,772 | 30 Dec 2023 | 19.49% | 414,070,739 |
Wellington Management Group, LLP | 8,197,546 | 30 Dec 2023 | 9.03% | 191,904,550 |
Blackrock Inc. | 5,930,178 | 30 Dec 2023 | 6.53% | 138,825,466 |
Vanguard Group Inc | 5,447,565 | 30 Dec 2023 | 6.00% | 127,527,495 |
Maverick Capital Ltd. | 4,034,068 | 30 Dec 2023 | 4.45% | 94,437,531 |
Westfield Capital Management Co LP | 3,941,859 | 30 Dec 2023 | 4.34% | 92,278,918 |
State Street Corporation | 3,231,411 | 30 Dec 2023 | 3.56% | 75,647,331 |
Price (T.Rowe) Associates Inc | 2,629,074 | 30 Dec 2023 | 2.90% | 61,546,621 |
Citadel Advisors Llc | 2,457,561 | 30 Dec 2023 | 2.71% | 57,531,502 |
Avidity Partners Management, LP | 1,719,103 | 30 Dec 2023 | 1.89% | 40,244,200 |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Vanguard Specialized-Health Care Fund | 4,092,055 | 30 Jan 2024 | 4.51% | 95,795,006 |
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 2,756,178 | 30 Mar 2024 | 3.04% | 64,522,126 |
Vanguard Total Stock Market Index Fund | 2,241,947 | 30 Dec 2023 | 2.47% | 52,483,978 |
iShares Russell 2000 ETF | 1,540,856 | 30 Mar 2024 | 1.70% | 36,071,438 |
Vanguard Extended Market Index Fund | 1,048,565 | 30 Dec 2023 | 1.16% | 24,546,906 |
Vanguard Small-Cap Index Fund | 860,708 | 30 Dec 2023 | 0.95% | 20,149,174 |
Price (T.Rowe) Health Sciences Fund | 854,454 | 30 Dec 2023 | 0.94% | 20,002,768 |
Price (T.Rowe) New Horizons Fund | 854,016 | 30 Dec 2023 | 0.94% | 19,992,514 |
Harbor Small Cap Growth Fund | 754,885 | 30 Jan 2024 | 0.83% | 17,671,857 |
Baron Opportunity Fund | 748,270 | 30 Dec 2023 | 0.82% | 17,517,000 |