GRAIL, Inc. (GRAL) Holders & Ownership

GRAIL, Inc. (GRAL) ownership: Farallon Capital Management, L.L.C. 7% · institutions 82% · index and ETF funds 6% (13F 2026-03-31). Insider activity, 90 days: 1 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Baker BROS. Advisors LP4028614.00$208.20M9.4%2026-03-31
Farallon Capital Management LLC3253684.00$168.15M7.6%2026-03-31
BlackRock2968536.00$153.41M6.9%2026-03-31
Vanguard2111820.00$109.14M4.9%2026-03-31
State Street1891893.00$97.77M4.4%2026-03-31
Primecap Management Co1843772.00$95.29M4.3%2026-03-31
Crcm LP1072374.00$91.78M2.5%2026-03-31
Deep Track Capital, LP1722797.00$89.03M4.0%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-06-18
Sellnull2026-06-18
Sellnull2026-06-18
Sellnull2026-06-18
Sellnull2026-06-04

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.