Zymeworks Inc. — Director's Dealing 2023

Jan 7, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Zymeworks Inc. (ZYME)
CIK: 0001937653
Period of Report: 2023-01-05

Reporting Person: Moore Paul Andrew (Chief Scientific Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-01-05	Stock Option (Right to Buy)	$8.00	A	77500	Acquired	2033-01-04	Common Stock (77500)	Direct
2023-01-05	Restricted Stock Unit	$	A	51500	Acquired		Common Stock (51500)	Direct

Footnotes

F1: Stock options vest as follows: (i) 25% of underlying shares of common stock on first anniversary of grant date and (ii) remainder of underlying shares of common stock in 36 equal monthly installments on last day of month following first anniversary of grant date.

F2: Each restricted stock unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's common stock.

F3: The RSUs vest in three equal annual installments beginning on January 5, 2024.