Mersana Therapeutics, Inc. — Director's Dealing 2021

Mar 11, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Mersana Therapeutics, Inc. (MRSN)
CIK: 0001442836
Period of Report: 2021-03-09

Reporting Person: Diaz Allene M. (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-03-09	Stock Option (right to buy)	$18.33	A	39275	Acquired	2031-03-08	Common Stock (39275)	Direct

Footnotes

F1: The option becomes exercisable in equal quarterly installments over three years from the date of the grant.