IDEAYA BIOSCIENCES INC

Ticker: IDYA CUSIP: 45166A102 Class: Common Stock

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2025

Shares 1,430 Value ($000) $0 Avg Close $31.88 Range $26.05 - $37.08

Q3 2024

Shares 4,405 Value ($000) $0 Avg Close $37.92 Range $29.70 - $44.42

Q2 2023

Shares 2,308 Value ($000) $0 Avg Close $20.56 Range $13.29 - $26.35

Q1 2023

Shares 10,846 Value ($000) $0 Avg Close $16.66 Range $13.41 - $18.89

Q4 2022

Shares 25,464 Value ($000) $0 Avg Close $16.82 Range $14.20 - $19.14

Q1 2022

Shares 39,939 Value ($000) $445 Avg Close $14.74 Range $10.94 - $24.09

Q4 2021

Shares 248,631 Value ($000) $5,876 Avg Close $23.23 Range $20.32 - $27.25

Q3 2021

Shares 339,180 Value ($000) $8,644 Avg Close $23.35 Range $16.77 - $28.00

Q2 2021

Shares 326,735 Value ($000) $6,859 Avg Close $20.54 Range $17.37 - $24.92

Q1 2021

Shares 209,355 Value ($000) $4,920 Avg Close $19.31 Range $13.16 - $24.60

Q4 2020

Shares 103,885 Value ($000) $1,454 Avg Close $13.55 Range $12.01 - $18.12

Q3 2020

Shares 22,076 Value ($000) $276 Avg Close $12.38 Range $10.90 - $14.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,430	$0	$31.88	$26.05 - $37.08
Q3 2024	4,405	$0	$37.92	$29.70 - $44.42
Q2 2023	2,308	$0	$20.56	$13.29 - $26.35
Q1 2023	10,846	$0	$16.66	$13.41 - $18.89
Q4 2022	25,464	$0	$16.82	$14.20 - $19.14
Q1 2022	39,939	$445	$14.74	$10.94 - $24.09
Q4 2021	248,631	$5,876	$23.23	$20.32 - $27.25
Q3 2021	339,180	$8,644	$23.35	$16.77 - $28.00
Q2 2021	326,735	$6,859	$20.54	$17.37 - $24.92
Q1 2021	209,355	$4,920	$19.31	$13.16 - $24.60
Q4 2020	103,885	$1,454	$13.55	$12.01 - $18.12
Q3 2020	22,076	$276	$12.38	$10.90 - $14.90