Who owns GRAIL, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of GRAL from SEC Form 13F filings across 375 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 375 institutions disclosed 38.1M shares of GRAIL, Inc. worth $2.60B — about 88.4% of shares outstanding; the largest disclosed holder is FARALLON CAPITAL MANAGEMENT, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.
375
13F holders
$2.60B
value, 2026 filers
88.4%
of shares outstanding (38.1M sh)
68
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of GRAL's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FARALLON CAPITAL MANAGEMENT, L.L.C. | 4.2M | $284.1M | 1.3% | 9.7% | +27.9% |
| 2 | BAKER BROS. ADVISORS LP | 4.0M | $275.0M | 1.4% | 9.3% | 0.0% |
| 3 | BlackRock, Inc. | 3.6M | $244.2M | 0.0% | 8.3% | +20.5% |
| 4 | STATE STREET CORP | 2.4M | $162.9M | 0.0% | 5.5% | +26.1% |
| 5 | PRIMECAP MANAGEMENT CO/CA/ | 2.2M | $148.8M | 0.1% | 5.1% | +18.2% |
| 6 | Sessa Capital IM, L.P. | 2.0M | $139.1M | 2.3% | 4.7% | +18.5% |
| 7 | Deep Track Capital, LP | 1.8M | $125.3M | 1.8% | 4.3% | +6.5% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 1.6M | $112.0M | 0.0% | 3.8% | +7.5% |
| 9 | MORGAN STANLEY | 1.5M | $99.8M | 0.0% | 3.4% | -10.4% |
| 10 | Arbiter Partners Capital Management LLC | 1.0M | $70.6M | 37.2% | 2.4% | 0.0% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 991,380 | $67.7M | 0.0% | 2.3% | +19.7% |
| 12 | GOLDMAN SACHS GROUP INC | 748,015 | $51.1M | 0.0% | 1.7% | +28.5% |
| 13 | Jefferies Financial Group Inc. | 724,000 | $49.4M | 0.3% | 1.7% | +10.1% |
| 14 | BANK OF AMERICA CORP /DE/ | 723,437 | $49.4M | 0.0% | 1.7% | -20.9% |
| 15 | DIMENSIONAL FUND ADVISORS LP | 679,587 | $46.4M | 0.0% | 1.6% | +66.3% |
| 16 | Casdin Capital, LLC | 480,000 | $32.8M | 1.6% | 1.1% | +108.7% |
| 17 | VANGUARD PORTFOLIO MANAGEMENT LLC | 477,982 | $32.6M | 0.0% | 1.1% | +42.7% |
| 18 | NORTHERN TRUST CORP | 372,588 | $25.4M | 0.0% | 0.9% | +6.7% |
| 19 | CITIGROUP INC | 371,253 | $25.3M | 0.0% | 0.9% | +22.9% |
| 20 | KINGDON CAPITAL MANAGEMENT, L.L.C.NEW | 340,000 | $23.2M | 2.4% | 0.8% | new |
| 21 | Granahan Investment Management, LLC | 321,176 | $21.9M | 0.8% | 0.7% | +547.2% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 300,628 | $20.5M | 0.0% | 0.7% | +11.4% |
| 23 | RAYMOND JAMES FINANCIAL INC | 292,829 | $20.0M | 0.0% | 0.7% | +0.2% |
| 24 | T. Rowe Price Investment Management, Inc.NEW | 250,380 | $17.1M | 0.0% | 0.6% | new |
| 25 | UBS Group AG | 249,796 | $17.1M | 0.0% | 0.6% | +34.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.