IDEAYA Biosciences, Inc. (IDYA) ownership: Top institutional holder: FMR LLC ($438.89M). Insider activity: Net Seller (1 buys, 19 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| FMR LLC | 13172103.00 | $438.89M | 2026-03-31 |
| BlackRock, Inc. | 8442133.00 | $281.29M | 2026-03-31 |
| JANUS HENDERSON GROUP PLC | 7265253.00 | $242.02M | 2026-03-31 |
| VANGUARD GROUP INC | 5019324.00 | $173.52M | 2025-12-31 |
| Capital Research Global Investors | 5163543.00 | $172.05M | 2026-03-31 |
| BAKER BROS. ADVISORS LP | 3946515.00 | $131.50M | 2026-03-31 |
| STATE STREET CORP | 3781167.00 | $125.99M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3732422.00 | $124.36M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Sell | null | 2026-06-16 | |
| Buy | null | 2026-03-02 | |
| Sell | null | 2026-03-02 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.