IDYA Insider Trading Activity and SEC Form 4 Filings
IDYA insider trading summary
Over the past 12 months, insiders at IDEAYA Biosciences, Inc. (IDYA) reported 3 sales worth $1.4M by 2 insiders and 1 open-market purchase worth $1.6M by 1 insider on SEC Form 4. Net insider buying was $280K.
Latest IDYA insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 6, 2026 | Yujiro S Hata | President and CEO | Sell | $955K (25,538 @ $37.39) |
| Oct 6, 2026 | Yujiro S Hata | President and CEO | Sell | $31K (800 @ $38.26) |
| Jul 7, 2026 | Briseno Andres Ruiz | Chief Accounting Officer | Sell | $382K (9,550 @ $40.01) |
| Mar 2, 2026 | Jeffrey Stein | Insider | Buy | $1.6M (50,000 @ $32.96) |
| May 29, 2024 | Michael Anthony White | Chief Scientific Officer | Sell | $31K (851 @ $36.78) |
| May 29, 2024 | Michael Anthony White | Chief Scientific Officer | Sell | $1.0M (27,649 @ $36.23) |
| May 16, 2024 | Yujiro S Hata | President and CEO | Sell | $184K (4,349 @ $42.37) |
| May 16, 2024 | Yujiro S Hata | President and CEO | Sell | $1.3M (30,084 @ $41.73) |
| May 15, 2024 | Yujiro S Hata | President and CEO | Sell | $2.3M (53,592 @ $42.57) |
| May 15, 2024 | Yujiro S Hata | President and CEO | Sell | $22K (503 @ $44.12) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.