IDEAYA BIOSCIENCES INC

Ticker: IDYA CUSIP: 45166A102 Class: Common Stock

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q3 2021

Shares 90,199 Value ($000) $2,299 Avg Close $23.35 Range $16.77 - $28.00

Q2 2021

Shares 68,996 Value ($000) $1,448 Avg Close $20.54 Range $17.37 - $24.92

Q1 2021

Shares 68,405 Value ($000) $1,608 Avg Close $19.31 Range $13.16 - $24.60

Q4 2020

Shares 76,510 Value ($000) $1,071 Avg Close $13.55 Range $12.01 - $18.12

Q3 2020

Shares 29,782 Value ($000) $374 Avg Close $12.38 Range $10.90 - $14.90

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	90,199	$2,299	$23.35	$16.77 - $28.00
Q2 2021	68,996	$1,448	$20.54	$17.37 - $24.92
Q1 2021	68,405	$1,608	$19.31	$13.16 - $24.60
Q4 2020	76,510	$1,071	$13.55	$12.01 - $18.12
Q3 2020	29,782	$374	$12.38	$10.90 - $14.90