GRAIL, LLC (GRAL)
Who owns GRAIL, LLC (GRAL)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 78.0% of the shares are freely tradable; institutional investors hold 83.6%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Baker Bros Advisors LP | 9.39 | 4,028,614 | +93.2 | 03/31/2026 |
| Farallon Capital Management, L.L.C. | 7.58 | 3,253,684 | +38.9 | 03/31/2026 |
| BlackRock Inc | 6.92 | 2,968,536 | +0.3 | 03/31/2026 |
| Vanguard Group Inc | 4.62 | 1,980,783 | +9.0 | 12/31/2025 |
| State Street Corp | 4.41 | 1,891,893 | +3.5 | 03/31/2026 |
| PRIMECAP Management Company | 4.30 | 1,843,772 | +0.3 | 03/31/2026 |
| Deep Track Capital, LP | 4.01 | 1,722,797 | +68.4 | 03/31/2026 |
| Sessa Capital, L.P | 4.01 | 1,719,314 | +371.4 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 3.80 | 1,632,195 | +8.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.56 | 1,527,105 | +0.0 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 15. Jul 2026 | Chase William J | Director | Other | 276 | 74.36 | 20,523 |
| 15. Jul 2026 | Summe Gregory L | Director | Other | 427 | 74.36 | 31,752 |
| 15. Jul 2026 | Mizell Steven | Director | Other | 268 | 74.36 | 19,928 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.