Grail
GRAL · NASDAQ
$124.67+$2.25 (+1.84%)TodayMarket closed ·
Prev close $122.42
Who owns GRAL
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 55.1% of GRAL’s shares.
- Farallon Capital Management, L.L.C.9.7%
- Baker Bros. Advisors LP9.4%
- BlackRock Institutional Trust Company, N.A.7.1%
- State Street Investment Management (US)5.6%
- Next 6 largest institutions23.4%
- All other shareholders44.9%
| Holder | Shares | % of shares |
|---|---|---|
| Farallon Capital Management, L.L.C. | 4.16M | 9.70% |
| Baker Bros. Advisors LP | 4.03M | 9.39% |
| BlackRock Institutional Trust Company, N.A. | 3.04M | 7.08% |
| State Street Investment Management (US) | 2.39M | 5.56% |
| PRIMECAP Management Company | 2.18M | 5.08% |
| Sessa Capital | 2.04M | 4.75% |
| Deep Track Capital LP | 1.83M | 4.28% |
| Vanguard Capital Management, LLC | 1.64M | 3.82% |
| Illumina Inc | 1.30M | 3.03% |
| Arbiter Partners Capital Management, LLC | 1.03M | 2.41% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| PRIMECAP Odyssey Aggressive Growth Fund | 1.58M | 3.68% |
| State Street SPDR S&P Biotech ETF | 1.50M | 3.50% |
| Vanguard Total Stock Market Index Fund | 1.23M | 2.87% |
| iShares Russell 2000 ETF | 1.07M | 2.49% |
| Fidelity Small Cap Index Fund | 447.88K | 1.04% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $14.92M (22 trades) of GRAL on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Ofman Joshua J. | Sale | 2.11K | $293.39K |
| Ofman Joshua J. | Sale | 6.03K | $830.47K |
| Ofman Joshua J. | Sale | 7.05K | $964.95K |
| Ofman Joshua J. | Sale | 3.40K | $460.51K |
| Ofman Joshua J. | Sale | 1.00K | $134.38K |
| Ofman Joshua J. | Sale | 400 | $53.25K |
| CHASE WILLIAM J | Award | 153 | $20.73K |
| MIZELL STEVEN | Award | 148 | $20.05K |
| SUMME GREGORY L | Award | 237 | $32.10K |
| Partridge Andrew John | Sale | 7.87K | $1.15M |
Short interest
Settled Sep 30, 2026
- Shares short
- 8.01M
- Days to cover
- 4.14
- % of shares outstanding
- 18.66%
- Average daily volume
- 1.93M
- Change since last report
- −6.5%
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