IDEAYA BIOSCIENCES INC

Ticker: IDYA CUSIP: 45166A102 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2024

Shares 437,123 Value ($000) $15,347 Avg Close $39.60 Range $34.15 - $44.25

Q1 2024

Shares 441,930 Value ($000) $19,392 Avg Close $43.00 Range $33.46 - $47.73

Q4 2023

Shares 912,786 Value ($000) $32,477 Avg Close $29.85 Range $23.41 - $36.51

Q3 2023

Shares 697,461 Value ($000) $18,817 Avg Close $25.36 Range $20.90 - $30.25

Q2 2023

Shares 262,436 Value ($000) $6,167 Avg Close $20.56 Range $13.29 - $26.35

Q2 2020

Shares 106,009 Value ($000) $1,506 Avg Close $7.88 Range $3.44 - $19.97

Q1 2020

Shares 174,083 Value ($000) $717 Avg Close $7.08 Range $2.95 - $11.30

Q4 2019

Shares 174,083 Value ($000) $1,306 Avg Close $7.13 Range $4.89 - $9.45

Q3 2019

Shares 174,083 Value ($000) $1,567 Avg Close $7.63 Range $5.42 - $11.87

Q2 2019

Shares 174,083 Value ($000) $1,734 Avg Close $10.88 Range $9.04 - $16.90

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2024	437,123	$15,347	$39.60	$34.15 - $44.25
Q1 2024	441,930	$19,392	$43.00	$33.46 - $47.73
Q4 2023	912,786	$32,477	$29.85	$23.41 - $36.51
Q3 2023	697,461	$18,817	$25.36	$20.90 - $30.25
Q2 2023	262,436	$6,167	$20.56	$13.29 - $26.35
Q2 2020	106,009	$1,506	$7.88	$3.44 - $19.97
Q1 2020	174,083	$717	$7.08	$2.95 - $11.30
Q4 2019	174,083	$1,306	$7.13	$4.89 - $9.45
Q3 2019	174,083	$1,567	$7.63	$5.42 - $11.87
Q2 2019	174,083	$1,734	$10.88	$9.04 - $16.90