Young Teresa L. [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
02/03/2023	Seres Therapeutics, Inc.	MCRB	Grant	Stock Option (Right to Buy)	85k	$5.50	$467.5k	02/03/2023
02/03/2023	Seres Therapeutics, Inc.	MCRB	Grant	Restricted Stock Units	85k	$0.00	$0	02/03/2023
02/03/2023	Seres Therapeutics, Inc.	MCRB	Grant	Restricted Stock Units	42.5k	$0.00	$0	02/03/2023
02/04/2022	Seres Therapeutics, Inc.	MCRB	Grant	Stock Option (Right to Buy)	120k	$7.38	$885.6k	02/04/2022
02/04/2021	Seres Therapeutics, Inc.	MCRB	Grant	Stock Option (Right to Buy)	90k	$26.34	$2.4M	02/04/2021
06/29/2020	Seres Therapeutics, Inc.	MCRB	Grant	Stock Option (Right to Buy)	300k	$4.67	$1.4M	06/29/2020