Lawrence M. Alleva - Jun 8, 2023 Form 4 Insider Report for Mersana Therapeutics, Inc. (MRSN)

Role
Director
Signature
/s/ Alejandra Carvajal, Attorney-in-Fact
Stock symbol
MRSN
Transactions as of
Jun 8, 2023
Transactions value $
$0
Form type
4
Date filed
6/12/2023, 04:14 PM
Previous filing
Apr 5, 2023
Next filing
Jun 16, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MRSN Common Stock Award $0 +14.5K $0.00 14.5K Jun 8, 2023 Direct F1, F2
holding MRSN Common Stock 2.12K Jun 8, 2023 By Lawrence M. Alleva Revocable Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MRSN Stock Option (right to buy) Award $0 +18.4K $0.00 18.4K Jun 8, 2023 Common Stock 18.4K $8.64 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents a restricted stock unit ("RSU") award. Each RSU represents the contingent right to receive one share of Common Stock of the Issuer.
F2 The award will vest in full on the earlier of the first anniversary of the date of grant or the date of the 2024 Annual Meeting of Stockholders of the Issuer, subject to the Reporting Person's continuous service with the Issuer on such vesting date.