SYNLOGIC, INC. — Director's Dealing 2023

Jan 4, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SYNLOGIC, INC. (SYBX)
CIK: 0001527599
Period of Report: 2023-01-03

Reporting Person: Hurter Patricia N. (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-01-03	Stock Option (right to buy)	$0.74	A	91954	Acquired	2033-01-03	Common Stock (91954)	Direct

Footnotes

F1: The options were issued to the Reporting Person pursuant to the Issuer's Amended and Restated Non-Employee Director Compensation Program and 2015 Equity Incentive Award Plan in lieu of the non-employee director board and committee cash retainers of $48,000 in the aggregate. Such options vest in four equal quarterly installments on the last day of each calendar quarter during 2023 provided the Reporting Person continues to provide services to the Issuer.