0.05% | % of Shares Held by All Insider |
76.61% | % of Shares Held by Institutions |
76.65% | % of Float Held by Institutions |
80 | Number of Institutions Holding Shares |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
RA Capital Management, L.P. | 8,131,952 | Dec 30, 2023 | 25.11% | 111,407,740 |
Viking Global Investors, L.P. | 1,482,434 | Dec 30, 2023 | 4.58% | 20,309,345 |
Adage Capital Partners GP L.L.C. | 1,100,000 | Dec 30, 2023 | 3.40% | 15,069,999 |
Janus Henderson Group PLC | 988,204 | Dec 30, 2023 | 3.05% | 13,538,394 |
FMR, LLC | 738,022 | Dec 30, 2023 | 2.28% | 10,110,901 |
Blackrock Inc. | 723,538 | Dec 30, 2023 | 2.23% | 9,912,470 |
Laurion Capital Management, LP | 664,516 | Dec 30, 2023 | 2.05% | 9,103,869 |
Vanguard Group Inc | 506,179 | Dec 30, 2023 | 1.56% | 6,934,652 |
Suvretta Capital Management, LLC | 486,611 | Dec 30, 2023 | 1.50% | 6,666,570 |
Samsara BioCapital, LLC | 436,813 | Dec 30, 2023 | 1.35% | 5,984,338 |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
Fidelity Select Portfolios - Biotechnology | 457,595 | Mar 30, 2024 | 1.41% | 6,269,051 |
Vanguard Total Stock Market Index Fund | 304,943 | Dec 30, 2023 | 0.94% | 4,177,719 |
iShares Russell 2000 ETF | 251,844 | Mar 30, 2024 | 0.78% | 3,450,262 |
Vanguard Extended Market Index Fund | 137,095 | Dec 30, 2023 | 0.42% | 1,878,201 |
Fidelity Small Cap Index Fund | 102,299 | Feb 28, 2024 | 0.32% | 1,401,496 |
Bridgeway Funds Inc-Ultra Small Company Market Fund | 96,300 | Dec 30, 2023 | 0.30% | 1,319,309 |
Fidelity Extended Market Index Fund | 97,371 | Mar 30, 2024 | 0.30% | 1,333,982 |
iShares Russell 2000 Value ETF | 69,875 | Mar 30, 2024 | 0.22% | 957,287 |
Vanguard Russell 2000 Index Fund | 36,061 | Feb 28, 2024 | 0.11% | 494,035 |
Fidelity Total Market Index Fund | 33,650 | Mar 30, 2024 | 0.10% | 461,004 |