List of insiders holdings for IDEAYA Biosciences 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 | CANAAN X L.P. Canaan Partners X LLC 10% Owner | 2024-02-01 16:33:27 | 1,570,820 0 | 1,570,820 | Form 13G |
| 2 | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Explanation of Responses | 2024-11-14 16:23:02 | 1,409,993 0 | 1,409,993 | Form 13G |
| 3 | 5AM Ventures IV L.P. 5AM Co-Investors IV L.P. 5AM Partners IV LLC 5AM Opportunities I L.P. 5AM Opportunities I (GP) LLC DIEKMAN JOHN D Schwab Andrew J. ROCKLAGE SCOTT M Former 10% holder 10% Owner | 2021-08-11 16:31:32 | 1,398,066 0 | 1,398,066 | Form 13D |
| 4 | Hata Yujiro S President and CEO | 2026-02-02 19:58:51 | 600,000 0 | 600,000 | Form 4 |
| 5 | Alexandria Venture Investments LLC 10% Owner | 2019-05-30 18:12:17 | 432,384 0 | 432,384 | Form 4 |
| 6 | Ross Theodora Chief Development Officer | 2026-06-05 14:06:27 | 297,200 0 | 297,200 | Form 3 |
| 7 | WHITE MICHAEL ANTHONY Chief Scientific Officer | 2026-02-02 20:03:52 | 190,000 0 | 190,000 | Form 4 |
| 8 | Beaupre Darrin Chief Medical Officer | 2026-02-02 20:01:56 | 175,000 0 | 175,000 | Form 4 |
| 9 | Bleharski Joshua Chief Financial Officer | 2026-02-02 20:05:22 | 170,000 0 | 170,000 | Form 4 |
| 10 | DORMAN STUART Chief Commercial Officer | 2026-02-02 20:00:11 | 155,000 0 | 155,000 | Form 4 |
| 11 | Hager Jeffrey SVP, Chief Technology Officer | 2019-07-30 19:20:15 | 138,249 0 | 138,249 | Form 4 |
| 12 | Snyder Douglas B. SVP, General Counsel | 2026-02-02 19:57:16 | 132,080 0 | 132,080 | Form 4 |
| 13 | Ruiz Briseno Andres See Remarks | 2026-02-02 19:55:02 | 106,466 0 | 106,466 | Form 4 |
| 14 | Throne Jason Chief Legal Officer | 2024-06-27 18:47:10 | 106,030 0 | 106,030 | Form 4 |
| 15 | Dillon Michael P. SVP, Chief Scientific Officer | 2021-10-07 16:11:25 | 102,226 0 | 102,226 | Form 4 |
| 16 | Hambleton Julie SVP, Chief Medical Officer | 2020-02-25 16:02:06 | 62,500 0 | 62,500 | Form 4 |
| 17 | Lackner Mark SVP, Head of Biology | 2021-02-26 19:10:16 | 45,000 0 | 45,000 | Form 4 |
| 18 | Hampton Malcolm Garret Director | 2026-06-18 16:31:03 | 20,000 0 | 20,000 | Form 4 |
| 19 | MACKEY CATHERINE J Director | 2026-06-18 16:32:03 | 20,000 0 | 20,000 | Form 4 |
| 20 | Morrison Scott W Director | 2026-06-18 16:32:32 | 20,000 0 | 20,000 | Form 4 |
| 21 | ROSEN TERRY J Director | 2026-06-18 16:33:06 | 20,000 0 | 20,000 | Form 4 |
| 22 | Stein Jeffrey Director | 2026-06-18 16:33:43 | 20,000 0 | 20,000 | Form 4 |
| 23 | YARNO WENDY L Director | 2026-06-18 16:34:17 | 20,000 0 | 20,000 | Form 4 |
| 24 | Kelley Susan L. Director | 2024-05-31 16:38:32 | 16,200 0 | 16,200 | Form 4 |
| 25 | SHANNON TIMOTHY M Director | 2023-06-09 16:49:22 | 16,200 0 | 16,200 | Form 4 |
| 26 | Stone Paul A. Chief Financial Officer | 2023-08-31 17:49:27 | 9,303 0 | 9,303 | Form 4 |
| 27 | Schroeder Thilo Director | 2019-05-22 21:19:52 | 0 0 | 0 | Form 3 |