3.43% | % of shares held by all insiders |
106.17% | % of shares held by institutions |
109.94% | % of float held by institutions |
288 | Number of institutions holding shares |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
RTW Investments LP | 17,687,772 | 30 Mar 2024 | 19.48% | 400,097,417 |
Wellington Management Group, LLP | 9,156,099 | 30 Mar 2024 | 10.09% | 207,110,967 |
Blackrock Inc. | 5,929,910 | 30 Mar 2024 | 6.53% | 134,134,569 |
Vanguard Group Inc | 5,370,885 | 30 Mar 2024 | 5.92% | 121,489,423 |
State Street Corporation | 4,193,077 | 30 Mar 2024 | 4.62% | 94,847,405 |
Westfield Capital Management Co LP | 3,984,030 | 30 Mar 2024 | 4.39% | 90,118,761 |
Maverick Capital Ltd. | 3,888,312 | 30 Mar 2024 | 4.28% | 87,953,620 |
Price (T.Rowe) Associates Inc | 2,943,160 | 30 Mar 2024 | 3.24% | 66,574,281 |
Janus Henderson Group PLC | 2,606,016 | 30 Mar 2024 | 2.87% | 58,948,084 |
Citadel Advisors Llc | 2,469,813 | 30 Mar 2024 | 2.72% | 55,867,172 |
Holder | Shares | Date reported | % out | Value |
---|---|---|---|---|
Vanguard Specialized-Health Care Fund | 4,092,055 | 30 Jan 2024 | 4.51% | 92,562,287 |
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 2,756,178 | 30 Mar 2024 | 3.04% | 62,344,748 |
Vanguard Total Stock Market Index Fund | 2,241,947 | 30 Dec 2023 | 2.47% | 50,712,843 |
iShares Russell 2000 ETF | 1,540,856 | 30 Mar 2024 | 1.70% | 34,854,164 |
Vanguard Extended Market Index Fund | 1,048,565 | 30 Dec 2023 | 1.16% | 23,718,541 |
Vanguard Small-Cap Index Fund | 860,708 | 30 Dec 2023 | 0.95% | 19,469,215 |
Price (T.Rowe) Health Sciences Fund | 854,454 | 30 Dec 2023 | 0.94% | 19,327,750 |
Price (T.Rowe) New Horizons Fund | 854,016 | 30 Dec 2023 | 0.94% | 19,317,842 |
Harbor Small Cap Growth Fund | 754,885 | 30 Jan 2024 | 0.83% | 17,075,499 |
Baron Opportunity Fund | 748,270 | 30 Dec 2023 | 0.82% | 16,925,868 |