Breakdown13F · 13D/G · Form 4
| Institutions32 holders · as of Mar 31, 2026 | 47.42% | 23.35M shares |
| Otherremainder | 52.58% | 25.89M shares |
49.25M company shares as of Aug 22, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing
The share count has not been confirmed by a second filing; stakes use it as it stands.
Top shareholders13F · 13D/G · Form 4
| Holder | Stake | Shares | Evidence |
|---|
Eqt Fund Management S.A R.L.Institution | 10.44% | 5.14M | 13Fas of Mar 31, 2026 |
SanofiInstitution | 5.65% | 2.78M | 13Fas of Mar 31, 2026 |
Cormorant Asset Management, LPInstitution | 5.01% | 2.47M | 13Fas of Mar 31, 2026 |
TCG Crossover Management, LLCInstitution | 4.17% | 2.05M | 13Fas of Mar 31, 2026 |
Federated Hermes, Inc.Institution | 3.29% | 1.62M | 13Fas of Mar 31, 2026 |
Casdin Capital, LLCInstitution | 3.15% | 1.55M | 13Fas of Mar 31, 2026 |
Andera PartnersInstitution | 3.12% | 1.54M | 13Fas of Mar 31, 2026 |
FMR LLCInstitution | 2.96% | 1.46M | 13Fas of Mar 31, 2026 |
Nantahala Capital Management, LLCInstitution | 2.44% | 1.20M | 13Fas of Mar 31, 2026 |
Abrdn PLCInstitution | 1.44% | 707,656 | 13Fas of Mar 31, 2026 |
Perceptive Advisors LLCInstitution | 1.22% | 600,000 | 13Fas of Mar 31, 2026 |
Samsara Biocapital, LLCInstitution | 1.22% | 600,000 | 13Fas of Mar 31, 2026 |
Siren, L.L.C.Institution | 0.84% | 411,250 | 13Fas of Mar 31, 2026 |
LMR Partners LLPInstitution | 0.61% | 300,000 | 13Fas of Mar 31, 2026 |
Seven Grand Managers, LLCInstitution | 0.41% | 200,000 | 13Fas of Mar 31, 2026 |
Redmile Group, LLCInstitution | 0.32% | 156,250 | 13Fas of Mar 31, 2026 |
Millennium Management LLCInstitution | 0.19% | 95,233 | 13Fas of Mar 31, 2026 |
Alyeska Investment Group, L.P.Institution | 0.15% | 75,000 | 13Fas of Mar 31, 2026 |
Pfizer IncInstitution | 0.15% | 75,000 | 13Fas of Mar 31, 2026 |
Bellevue Group AGInstitution | 0.10% | 50,000 | 13Fas of Mar 31, 2026 |
Laurion Capital Management LPInstitution | 0.10% | 50,000 | 13Fas of Mar 31, 2026 |
Sectoral Asset Management IncInstitution | 0.09% | 43,500 | 13Fas of Mar 31, 2026 |
Goldman Sachs Group IncInstitution | 0.07% | 35,739 | 13Fas of Mar 31, 2026 |
Burkehill Global Management, LPInstitution | 0.07% | 35,000 | 13Fas of Mar 31, 2026 |
Citadel Advisors LLCInstitution | 0.07% | 35,000 | 13Fas of Mar 31, 2026 |
13F — a manager's quarterly holdings
Institutions13F, as of Mar 31, 2026
32 holders · 23.35M shares · 32 new positions · 32 increased · 0 reduced · 0 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|
| Eqt Fund Management S.A R.L. | 5.14M | 10.44% | +5.14Mnew | May 14, 2026 |
| Sanofi | 2.78M | 5.65% | +2.78Mnew | May 7, 2026 |
| Cormorant Asset Management, LP | 2.47M | 5.01% | +2.47Mnew | May 15, 2026 |
| TCG Crossover Management, LLC | 2.05M | 4.17% | +2.05Mnew | May 15, 2026 |
| Federated Hermes, Inc. | 1.62M | 3.29% | +1.62Mnew | May 11, 2026 |
| Casdin Capital, LLC | 1.55M | 3.15% | +1.55Mnew | May 15, 2026 |
| Andera Partners | 1.54M | 3.12% | +1.54Mnew | May 11, 2026 |
| FMR LLC | 1.46M | 2.96% | +1.46Mnew | May 15, 2026 |
Ownership statements13D/G · 5% or more, as filed
No 13D/G filer at 5% or more on record.
Insider tradesForm 4
Latest trades
Nothing filed in the last 12 months.
CongressHouse and Senate disclosures
Not reported.
