HEGE KRISTEN

PrivateCIK: 1299171
Location

CAMBRIDGE, MA

HEGE KRISTEN reported 1 transaction at MERSANA THERAPEUTICS, INC.

Review the transaction codes below to understand the nature of each event.

InsiderHEGE KRISTENCIK 1299171
Director
Since Sep 2018
-14.66K
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
18
Total transactions
14.66K disposed
Non-Derivative Transactions1

Common Stock

Direct
U · U

Shares

578.00

Price / share

Trade value

% of position

New position
1/6/2026
578.000.00
Total

Net shares

578.00

Net value

$0.00

Derivative Transactions17

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

2.46K shares

Shares

2.46K

Strike price

9.0775

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

142.00 shares

Shares

142.00

Strike price

434.75

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

400.00 shares

Shares

400.00

Strike price

306.75

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

1K shares

Shares

1K

Strike price

107.75

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

450.00 shares

Shares

450.00

Strike price

134.00

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

368.00 shares

Shares

368.00

Strike price

572.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

101.00 shares

Shares

101.00

Strike price

527.25

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

1K shares

Shares

1K

Strike price

372.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

416.00 shares

Shares

416.00

Strike price

161.00

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

1.80K shares

Shares

1.80K

Strike price

90.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

138.00 shares

Shares

138.00

Strike price

106.25

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

734.00 shares

Shares

734.00

Strike price

216.00

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

146.00 shares

Shares

146.00

Strike price

85.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

380.00 shares

Shares

380.00

Strike price

31.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

257.00 shares

Shares

257.00

Strike price

56.75

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

2.20K shares

Shares

2.20K

Strike price

56.50

Held after

0.00

Exercisable

1/6/2026

Stock Option (right to buy)

Direct
D · Disposition
Converts to

Common Stock

2.09K shares

Shares

2.09K

Strike price

102.50

Held after

0.00

Exercisable

1/6/2026
HEGE KRISTEN — Insider Transaction (Form 4) Filed Jan 6, 2026 | Finecho