Castle John C. [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Ownership	Reported
01/03/2023	Monte Rosa Therapeutics, Inc.		Grant	Stock Option (Right to Buy)	78.5k	$7.78	$610.7k		01/03/2023
03/01/2022	Monte Rosa Therapeutics, Inc.		Grant	Stock Option (Right to Buy)	53.7k	$13.41	$720.1k		03/01/2022