Ideaya Biosciences, INC Schedule 13G passive stakes

Vanguard Capital Management has reported a beneficial ownership of 5.08% in Ideaya Biosciences Inc., holding 4,834,771 shares as of June 30, 2026.

Janus Henderson Group plc has reported beneficial ownership of 7,265,253 shares, representing 8.3% of Ideaya Biosciences, Inc.'s common stock, as of March 31, 2026.

The Vanguard Group reports zero beneficial ownership in Ideaya Biosciences Inc. following an internal realignment.

Capital Research Global Investors has disclosed a 6.0% beneficial ownership stake in IDEAYA Biosciences, Inc. common stock.

Federated Hermes, Inc. and affiliated entities have reported a reduced beneficial ownership in IDEAYA Biosciences, Inc. to 3.87% of common stock.

Janus Henderson Group plc has reported an increased beneficial ownership of 7.3% in IDEAYA BIOSCIENCES, INC. common stock as of September 30, 2025.

Janus Henderson Group plc has increased its beneficial ownership in IDEAYA BIOSCIENCES, INC. to 6.9% of common stock, totaling 6,206,238 shares.

Capital Research Global Investors has reported a 7.5% beneficial ownership stake in IDEAYA Biosciences, Inc., holding 6,552,691 shares of common stock.

Point72 Asset Management, along with Point72 Capital Advisors, Inc. and Steven A. Cohen, has disclosed a 5.0% beneficial ownership stake in IDEAYA Biosciences, Inc., totaling 4,412,432 shares of common stock.

Janus Henderson Group PLC has filed an amended Schedule 13G, reporting a 7.3% beneficial ownership stake in IDEAYA Biosciences, Inc. as of March 31, 2025, held for passive investment purposes.

BlackRock, Inc. has filed an amended Schedule 13G, reporting a beneficial ownership of 8.1% of IDEAYA Biosciences Inc.'s common stock as of March 31, 2025.

Janus Henderson Group PLC, a global asset manager, has filed an amended Schedule 13G disclosing a beneficial ownership of 6.8% in IDEAYA Biosciences, Inc. as of December 31, 2024.

BlackRock, Inc. has filed an amended Schedule 13G, reporting a passive beneficial ownership of 9.7% in IDEAYA BIOSCIENCES INC as of December 31, 2024.