Andrew A. F. Hack - 03 Jan 2022 Form 4 Insider Report for Mersana Therapeutics, Inc. (MRSN)

Role
Director
Signature
/s/ Andrew Hack
Issuer symbol
MRSN
Transactions as of
03 Jan 2022
Net transactions value
$0
Form type
4
Filing time
05 Jan 2022, 17:47:25 UTC
Previous filing
04 Jan 2022
Next filing
08 Feb 2022
SEC
View on sec.gov

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 +10,995 $0.000000 10,995 03 Jan 2022 Common Stock 10,995 $6.44 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option becomes exercisable in equal quarterly installments on the last day of each calendar quarter of 2022.