SEC Form 4 · accession 0001104659-18-042295

Aptinyx Inc. · APTX

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

Reporting owner

Officer — CEO and President · Director

Period of report

Jun 25, 2018

Accepted (ET)

Jun 26, 2018 · 4:44 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001674365

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1	Jun 25, 2018	C	37,790	—	A	245,285	D
Common Stock^F1	Jun 25, 2018	C	48,367	—	A	293,652	D
Common Stock^F1	Jun 25, 2018	C	30,324	—	A	323,976	D
Common Stock^F1	Jun 25, 2018	C	2,718	—	A	2,718	I	By family members
Common Stock^F2	Jun 25, 2018	P	2,400	$16.00	A	5,118	I	By family members
Common Stock	holding	—	—		—	600,490	I	By the Norbert G. Riedel 2015 Generation Trust

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Series A-1 Convertible Preferred Stock^F1	—	Jun 25, 2018	C	1,042,482	D	—	—	Common Stock	37,790	D
Series A-1 Convertible Preferred Stock^F1	—	Jun 25, 2018	C	75,000	D	—	—	Common Stock	2,718	I
Series A-2 Convertible Preferred Stock^F1	—	Jun 25, 2018	C	1,334,254	D	—	—	Common Stock	48,367	D
Series B Convertible Preferred Stock^F1	—	Jun 25, 2018	C	836,541	D	—	—	Common Stock	30,324	D

F1Each share of Series A-1 Convertible Preferred Stock, Series A-2 Convertible Preferred Stock and Series B Convertible Preferred Stock automatically converted into shares of Common Stock on a 27.58621-for-one basis immediately prior to the closing of the Issuer's initial public offering without payment or consideration. The shares of Series A-1 Convertible Preferred Stock, Series A-2 Convertible Preferred Stock and Series B Convertible Preferred Stock had no expiration date.
F2On June 25, 2018, certain family members of the Reporting Person collectively purchased 2,400 shares of common stock of the Issuer at a price of $16.00 per share pursuant to an underwritten public offering.