IDEAYA BIOSCIENCES INC

Ticker: IDYA CUSIP: 45166A102 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q3 2023

Shares 593,065 Value ($000) $16,001 Avg Close $25.36 Range $20.90 - $30.25

Q2 2023

Shares 593,065 Value ($000) $13,937 Avg Close $20.56 Range $13.29 - $26.35

Q1 2023

Shares 165,200 Value ($000) $2,268 Avg Close $16.66 Range $13.41 - $18.89

Q4 2022

Shares 165,200 Value ($000) $3,002 Avg Close $16.82 Range $14.20 - $19.14

Q3 2022

Shares 165,200 Value ($000) $2,464 Avg Close $12.99 Range $9.00 - $16.15

Q4 2020

Shares 296 Value ($000) $4 Avg Close $13.55 Range $12.01 - $18.12

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	593,065	$16,001	$25.36	$20.90 - $30.25
Q2 2023	593,065	$13,937	$20.56	$13.29 - $26.35
Q1 2023	165,200	$2,268	$16.66	$13.41 - $18.89
Q4 2022	165,200	$3,002	$16.82	$14.20 - $19.14
Q3 2022	165,200	$2,464	$12.99	$9.00 - $16.15
Q4 2020	296	$4	$13.55	$12.01 - $18.12