Breakdown13F · 13D/G · Form 4
| Institutions52 holders · as of Mar 31, 2026 | 43.86% | 23.74M shares |
| Otherremainder | 56.14% | 30.40M shares |
54.14M 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 |
|---|
FMR LLCInstitution | 7.09% | 3.84M | 13Fas of Mar 31, 2026 |
BlackRock, Inc.Institution | 6.13% | 3.32M | 13Fas of Mar 31, 2026 |
Foresite Capital Management Iv, LLCInstitution | 3.59% | 1.94M | 13Fas of Mar 31, 2026 |
Merck & Co., Inc.Institution | 3.08% | 1.67M | 13Fas of Mar 31, 2026 |
Foresite Capital Management V, LLCInstitution | 2.44% | 1.32M | 13Fas of Mar 31, 2026 |
T. Rowe Price Investment Management, Inc.Institution | 2.26% | 1.22M | 13Fas of Mar 31, 2026 |
Capital World InvestorsInstitution | 2.11% | 1.14M | 13Fas of Mar 31, 2026 |
AllianceBernstein L.P.Institution | 1.89% | 1.02M | 13Fas of Mar 31, 2026 |
Price T Rowe Associates Inc /MD/Institution | 1.80% | 975,834 | 13Fas of Mar 31, 2026 |
Vanguard Capital Management LLCInstitution | 1.79% | 969,431 | 13Fas of Mar 31, 2026 |
Ecor1 Capital, LLCInstitution | 1.35% | 732,606 | 13Fas of Mar 31, 2026 |
Baker Bros. Advisors LPInstitution | 1.03% | 555,555 | 13Fas of Mar 31, 2026 |
Soros Capital Management LLCInstitution | 0.90% | 484,672 | 13Fas of Mar 31, 2026 |
Stepstone Group LPInstitution | 0.73% | 395,340 | 13Fas of Mar 31, 2026 |
Canada Pension Plan Investment BoardInstitution | 0.70% | 379,024 | 13Fas of Mar 31, 2026 |
Franklin Resources IncInstitution | 0.65% | 350,000 | 13Fas of Mar 31, 2026 |
Citadel Advisors LLCInstitution | 0.57% | 310,000 | 13Fas of Mar 31, 2026 |
General Catalyst Group Management, LLCInstitution | 0.56% | 305,233 | 13Fas of Mar 31, 2026 |
Geode Capital Management, LLCInstitution | 0.51% | 273,931 | 13Fas of Mar 31, 2026 |
Jane Street Group, LLCInstitution | 0.49% | 265,000 | 13Fas of Mar 31, 2026 |
Ensign Peak Advisors, IncInstitution | 0.37% | 200,000 | 13Fas of Mar 31, 2026 |
Wellington Management Group LLPInstitution | 0.34% | 185,000 | 13Fas of Mar 31, 2026 |
Millennium Management LLCInstitution | 0.32% | 175,627 | 13Fas of Mar 31, 2026 |
Blackstone Inc.Institution | 0.31% | 168,338 | 13Fas of Mar 31, 2026 |
BNP Paribas Asset Management Holding S.A.Institution | 0.26% | 140,344 | 13Fas of Mar 31, 2026 |
13F — a manager's quarterly holdings
Institutions13F, as of Mar 31, 2026
52 holders · 23.74M shares · 52 new positions · 52 increased · 0 reduced · 0 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|
| FMR LLC | 3.84M | 7.09% | +3.84Mnew | May 15, 2026 |
| BlackRock, Inc. | 3.32M | 6.13% | +3.32Mnew | May 13, 2026 |
| Foresite Capital Management Iv, LLC | 1.94M | 3.59% | +1.94Mnew | May 15, 2026 |
| Merck & Co., Inc. | 1.67M | 3.08% | +1.67Mnew | May 13, 2026 |
| Foresite Capital Management V, LLC | 1.32M | 2.44% | +1.32Mnew | May 15, 2026 |
| T. Rowe Price Investment Management, Inc. | 1.22M | 2.26% | +1.22Mnew | May 15, 2026 |
| Capital World Investors | 1.14M | 2.11% | +1.14Mnew | May 13, 2026 |
| AllianceBernstein L.P. | 1.02M | 1.89% | +1.02Mnew | 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.
