LOWINGER TIMOTHY B

PrivateCIK: 1709775
Location

CAMBRIDGE, MA

LOWINGER TIMOTHY B (Chief Scientific Officer) sold 5.5% of their position (13.69K shares) of MERSANA THERAPEUTICS, INC. on the open market

Open‑market sale worth $27.2K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderLOWINGER TIMOTHY BCIK 1709775
Officer· Chief Scientific Officer
Since Jul 2018
-13.69K
Net shares
Net seller
$27.2K
Total sold
2
Open market trades
0B · 2S
4
Total transactions
50K acquired · 63.69K disposed
Non-Derivative Transactions3

Common Stock

Direct
M · Option Exercise

Shares

+50K

Price / share

Trade value

% of position

25.1%
10/1/2024
199.33K249.33K

Common Stock

Direct
S · Sale

Shares

8.09K

Price / share

$2.00

Trade value

$16.18K

% of position

3.2%
10/2/2024
249.33K241.24K

Common Stock

Direct
S · Sale

Shares

5.60K

Price / share

$1.96

Trade value

$10.97K

% of position

2.3%
10/3/2024
241.24K235.64K
Total

Net shares

+36.31K

Net value

-$27.15K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

50K shares

Shares

50K

Strike price

Held after

0.00

Exercisable

10/1/2024
LOWINGER TIMOTHY B — Insider Transaction (Form 4) Filed Oct 7, 2024 | Finecho