CHAMPOUX JENNIFER

PrivateCIK: 2025233
Location

BOSTON, MA

CHAMPOUX JENNIFER (Chief Operating Officer) sold 4.0% of their position (2.63K shares) of MONTE ROSA THERAPEUTICS, INC. on the open market

Open‑market sale worth $39.9K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCHAMPOUX JENNIFERCIK 2025233
Officer· Chief Operating Officer
Since May 2024
+190.37K
Net shares
Net buyer
$39.9K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
193K acquired · 2.63K disposed
Non-Derivative Transactions2

Common Stock

Direct
A · Award

Shares

+35K

Price / share

Trade value

% of position

116.7%
1/2/2026
30K65K

Common Stock

Direct
S · Sale

Shares

2.63K

Price / share

$15.17

Trade value

$39.88K

% of position

4.0%
1/5/2026
65K62.37K
Total

Net shares

+32.37K

Net value

-$39.88K

Derivative Transactions1

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

158K shares

Shares

+158K

Strike price

15.31

Held after

158K

Exercisable

1/2/2026
CHAMPOUX JENNIFER — Insider Transaction (Form 4) Filed Jan 5, 2026 | Finecho