PROTOPAPAS ANNA

PrivateCIK: 1347582
Location

CAMBRIDGE, MA

PROTOPAPAS ANNA (President & CEO) received a stock award from MERSANA THERAPEUTICS, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderPROTOPAPAS ANNACIK 1347582
DirectorOfficer· President & CEO
Since Jan 2019
+33.29K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
33.29K acquired
Non-Derivative Transactions1

Common Stock

Direct
A · Award

Shares

+16.64K

Price / share

Trade value

% of position

32.7%
9/11/2023
50.95K67.59K
Total

Net shares

+16.64K

Net value

$0.00

Derivative Transactions1

Stock Option (right to buy)

Direct
A · Award
Converts to

Common Stock

16.64K shares

Shares

+16.64K

Strike price

1.32

Held after

16.64K

Exercisable

9/11/2023
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Indirect
Shares owned240.24K

Common Stock

Indirect
Shares owned72.26K
Total
312.51K indirect312.51K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
PROTOPAPAS ANNA — Insider Transaction (Form 4) Filed Sep 13, 2023 | Finecho