Ashish Mandelia - Jul 1, 2021 Form 4 Insider Report for Mersana Therapeutics, Inc. (MRSN)

Role
VP, Controller
Signature
/s/ Brian DeSchuytner, as Attorney-in-Fact
Stock symbol
MRSN
Transactions as of
Jul 1, 2021
Transactions value $
-$12,811
Form type
4
Date filed
7/2/2021, 04:31 PM
Next filing
Jan 19, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MRSN Common Stock Sale -$12.8K -942 -100% $13.60* 0 Jul 1, 2021 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Transaction effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 11, 2020.
F2 These shares were acquired under the Issuer's 2017 Employee Stock Purchase Plan on June 30, 2021.