May 22, 2026 · Form 4 insider transaction
Champoux Jennifer bought 2,176 shares of Monte Rosa Therapeutics, Inc. at $3.98 per share, a transaction worth $8.7K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 4 days after the transaction.
These transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 19, 2026.