IDEAYA BIOSCIENCES INC

Ticker: IDYA CUSIP: 45166A102 Class: Common Stock

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 10,507 Value ($000) $363 Avg Close $31.88 Range $26.05 - $37.08

Q3 2025

Shares 10,303 Value ($000) $280 Avg Close $24.19 Range $20.50 - $28.01

Q2 2025

Shares 10,297 Value ($000) $216 Avg Close $19.19 Range $13.45 - $23.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,507	$363	$31.88	$26.05 - $37.08
Q3 2025	10,303	$280	$24.19	$20.50 - $28.01
Q2 2025	10,297	$216	$19.19	$13.45 - $23.09