aTYR PHARMA INC — Director's Dealing 2026

Jan 9, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: aTYR PHARMA INC (ATYR)
CIK: 0001339970
Period of Report: 2026-01-09

Reporting Person: Shukla Sanjay (N/A)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-09	Employee Stock Option (right to buy)	$0.7127	A	1500000	Acquired	2036-01-09	Common Stock (1500000)	Direct

Footnotes

F1: The shares subject to this option shall vest and become exercisable in 36 equal monthly installments beginning February 9, 2026, such that this option will be fully exercisable on January 9, 2029. This option is subject to accelerated vesting upon termination without cause upon change of control of the issuer.