SEC Form 4 · accession 0001225208-15-019424

SYNLOGIC, INC. · SYBX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

10% Owner

Period of report

Oct 5, 2015

Accepted (ET)

Oct 7, 2015 · 5:42 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001527599

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock^F1	Oct 5, 2015	C	1,539,224	$0.00	A	1,539,224	D
Common Stock	Oct 6, 2015	P	714,285	$7.00	A	2,253,509	D
Common Stock	Oct 6, 2015	J	235,855	$7.00	A	2,489,364	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Series C Convertible Preferred Stock^F1	—	Oct 5, 2015	C	1,047,806	D	—	—	Common Stock	1,047,806	0	D
Series D Convertible Preferred Stock^F1	—	Oct 5, 2015	C	491,418	D	—	—	Common Stock	491,418	0	D

F1Each share of the issuer's Series C Convertible and Series D Convertible Preferred Stock converted into Common Stock of the issuer on a 1-to-1 basis immediately prior to the closing of the issuer's initial public offering, and has no expiration date.
F2The reporting person received 235,855 shares of Common Stock as a payment-in-kind dividend in connection with the conversion of the reporting person's Series C Convertible and Series D Convertible Preferred Stock into shares of Common Stock.