SEC Form 4 · accession 0001140361-15-036954

SYNLOGIC, INC. · SYBX

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

Reporting owner

Director

Period of report

Oct 5, 2015

Accepted (ET)

Oct 6, 2015 · 1:37 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	Nature of ownership
Common Stock^F1	Oct 5, 2015	C	134,958	—	A	134,958	D
Common Stock^F1	Oct 5, 2015	C	28,458	—	A	163,416	D
Common Stock^F1	Oct 5, 2015	C	235,899	—	A	399,315	D
Common Stock^F1	Oct 5, 2015	C	187,277	—	A	586,592	D
Common Stock^F1,F2	Oct 5, 2015	C	2,345	—	A	2,345	I	See Footnote
Common Stock^F1,F2	Oct 5, 2015	C	40,281	—	A	42,626	I	See Footnote
Common Stock^F1,F3	Oct 5, 2015	C	2,345	—	A	2,345	I	See Footnote
Common Stock^F1,F3	Oct 5, 2015	C	40,281	—	A	42,626	I	See Footnote
Common Stock^F1,F4	Oct 5, 2015	C	2,345	—	A	2,345	I	See Footnote
Common Stock^F1,F4	Oct 5, 2015	C	40,281	—	A	42,626	I	See Footnote
Common Stock^F5	Oct 6, 2015	J	62,582	$0.00	A	649,174	D
Common Stock^F5,F2	Oct 6, 2015	J	8,408	$0.00	A	51,034	I	See Footnote
Common Stock^F5,F3	Oct 6, 2015	J	8,408	$0.00	A	51,034	I	See Footnote
Common Stock^F5,F4	Oct 6, 2015	J	8,408	$0.00	A	51,034	I	See Footnote

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Series A Preferred Stock^F1,F6	—	Oct 5, 2015	C	134,958	D	—	—	Common Stock	134,958	D
Series A Preferred Stock^F1,F2,F6	—	Oct 5, 2015	C	2,345	D	—	—	Common Stock	2,345	I
Series A Preferred Stock^F1,F3,F6	—	Oct 5, 2015	C	2,345	D	—	—	Common Stock	2,345	I
Series A Preferred Stock^F1,F4,F6	—	Oct 5, 2015	C	2,345	D	—	—	Common Stock	2,345	I
Series B Preferred Stock^F1,F6	—	Oct 5, 2015	C	28,458	D	—	—	Common Stock	28,458	D
Series C Preferred Stock^F7,F1,F6	—	Oct 5, 2015	C	235,899	D	—	—	Common Stock	235,899	D
Series C Preferred Stock^F1,F2,F6	—	Oct 5, 2015	C	40,281	D	—	—	Common Stock	40,281	I
Series C Preferred Stock^F1,F4,F6	—	Oct 5, 2015	C	40,281	D	—	—	Common Stock	40,281	I
Series C Preferred Stock^F1,F4,F6	—	Oct 5, 2015	C	40,281	D	—	—	Common Stock	40,281	I
Series D Preferred Stock^F1,F6	—	Oct 5, 2015	C	187,277	D	—	—	Common Stock	187,277	D

F1Each share of Series A, Series B, Series C and Series D Preferred Stock automatically converted on a one-to-one basis into Common Stock upon the consummation of the Issuer's initial public offering.
F2The shares are held by the Daniel Winkler 2000 Trust.
F3The shares are held by the John Winkler 2000 Trust.
F4The shares are held by the Joshua Winkler 2000 Trust.
F5The shares were issued for no additional consideration pursuant to an accruing paid-in-kind dividend on shares of Series C and Series D Preferred Stock of the Company.
F6The expiration date is not relevant to the conversion of these securities.
F7Due to a clerical error, the Reporting Person's Form 3 which previously reported the holding of these shares understated his total by one (1) share.