List of insiders holdings for GRAIL Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | DING CHUN R 10% Owner | 2025-07-03 16:31:31 | 0 3,305,055 | 3,305,055 | Form 4 |
| 2 | ILLUMINA INC. 10% Owner | 2026-02-17 16:49:49 | 1,302,126 0 | 1,302,126 | Form 13G |
| 3 | RAGUSA ROBERT P Chief Executive Officer | 2026-04-09 18:58:20 | 518,582 0 | 518,582 | Form 4 |
| 4 | Ofman Joshua J. Chief Executive Officer | 2026-10-16 16:50:26 | 342,271 0 | 342,271 | Form 4 |
| 5 | Freidin Aaron Chief Financial Officer | 2026-10-07 18:36:21 | 225,364 0 | 225,364 | Form 4 |
| 6 | Partridge Andrew John Chief Growth Officer | 2026-10-07 18:36:29 | 155,865 0 | 155,865 | Form 4 |
| 7 | SUMME GREGORY L Director | 2026-10-16 16:50:36 | 45,909 0 | 45,909 | Form 4 |
| 8 | CHASE WILLIAM J Director | 2026-10-16 16:50:31 | 43,131 0 | 43,131 | Form 4 |
| 9 | MIZELL STEVEN Director | 2026-10-16 16:50:20 | 42,978 0 | 42,978 | Form 4 |
| 10 | Krevans Sarah Director | 2026-06-22 17:29:59 | 42,628 0 | 42,628 | Form 4 |
| 11 | Dadswell Charles Director | 2024-06-12 18:41:22 | 0 0 | 0 | Form 3 |
| 12 | Dhingra Ankur Director | 2024-06-12 18:44:06 | 0 0 | 0 | Form 3 |