TOWNSON SHARON

PrivateCIK: 1855689
Location

BOSTON, MA

TOWNSON SHARON (Chief Technology Officer) sold 8.1% of their position (6K shares) of MONTE ROSA THERAPEUTICS, INC. on the open market

Open‑market sale worth $119.2K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderTOWNSON SHARONCIK 1855689
Officer· Chief Technology Officer
Since Jun 2021
-6K
Net shares
Net seller
$119.2K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
6K acquired · 12K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+6K

Price / share

$6.14

Trade value

$36.84K

% of position

8.8%
5/29/2026
67.84K73.84K

Common Stock

Direct
S · Sale

Shares

6K

Price / share

$19.87

Trade value

$119.22K

% of position

8.1%
5/29/2026
73.84K67.84K
Total

Net shares

+0.00

Net value

-$82.38K

Derivative Transactions1

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

6K shares

Shares

6K

Strike price

6.14

Held after

209.29K

Exercisable

5/29/2026
TOWNSON SHARON — Insider Transaction (Form 4) Filed Jun 1, 2026 | Finecho