IDEAYA Biosciences, Inc. (IDYA) has 21 open-market insider trades by 13 insiders since 2019. The most active filer is Michael P. Dillon, CSO & VP.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Andrew J. Schwab | 10% Owner | — | 1 | $21.9M | 2020-11-11 |
| 5AM Ventures IV, L.P. | 10% Owner | — | 1 | $5.0M | 2019-05-28 |
| Timothy M. Shannon | Dir | — | 1 | $4.0M | 2019-05-28 |
| BVF Partners OS Ltd. | 10% Owner | — | 1 | $3.4M | 2020-06-22 |
| Paul A. Stone | CFO | — | 2 | $2.6M | 2023-08-29 |
| John D. Diekman | Dir | — | 1 | $2.5M | 2019-05-28 |
| Jeffrey Stein | Dir | — | 1 | $1.6M | 2026-03-02 |
| Michael P. Dillon | CSOVP | — | 7 | $1.4M | 2021-10-04 |
| BVF Partners L P/il | — | — | 1 | $835K | 2021-02-02 |
| Alexandria Venture Investments, LLC | 10% Owner | — | 1 | $500K | 2019-05-28 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Yujiro S. Hata | CEO & President | Sell | $985K | 2026-10-06 |
| Briseno Andres Ruiz | CAO | Sell | $382K | 2026-07-07 |
| Jeffrey Stein | Director | Buy | $1.6M | 2026-03-02 |
| Michael Anthony White | CSO | Sell | $2.0M | 2024-05-29 |
| Yujiro S. Hata | CEO & President | Sell | $14.8M | 2024-05-14 |
| Briseno Andres Ruiz | — | Sell | $92K | 2024-02-09 |
Companies that share insiders with IDYA, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Yujiro S. Hata | CEO & President | Sell | $9.0M | 2024-02-08 |
| Yujiro S. Hata | President | Sell | $28K | 2024-02-01 |
| Briseno Andres Ruiz | — | Sell | $84K | 2024-01-22 |
| Yujiro S. Hata | CEO & President | Sell | $6.0M | 2024-01-12 |
| Briseno Andres Ruiz | — | Sell | $76K | 2024-01-12 |
| Jason Throne | CLO | Sell | $350K | 2023-12-15 |
| Yujiro S. Hata | CEO & President | Sell | $2.6M | 2023-12-15 |
| Briseno Andres Ruiz | — | Sell | $68K | 2023-12-14 |
| Jason Throne | CLO | Sell | $311K | 2023-11-03 |