IDEAYA Biosciences, Inc. — Director's Dealing 2019

Jul 31, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEAYA Biosciences, Inc. (IDYA)
CIK: 0001676725
Period of Report: 2019-07-26

Reporting Person: Hager Jeffrey (SVP, Chief Technology Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-07-26	Common Stock	M	5197	$4.31	Acquired	127853	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-07-26	Stock Option (right to buy)	$4.31	M	5197	Disposed	2028-04-12	Common Stock (5197)	Direct

Footnotes

F1: 25% of the shares subject to the option vest on the first anniversary measured from February 27, 2018 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.