SEC Form 4 · accession 0001104659-18-042306

Aptinyx Inc. · APTX

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

Reporting owner

Director

Period of report

Jun 25, 2018

Accepted (ET)

Jun 26, 2018 · 4:49 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,F2	Jun 25, 2018	C	1,047,450	—	A	1,047,450	I	By: Longitude Venture Partners II, L.P.
Common Stock^F1,F2	Jun 25, 2018	C	1,197,076	—	A	2,244,526	I	By: Longitude Venture Partners II, L.P.
Common Stock^F1,F2	Jun 25, 2018	C	795,553	—	A	3,040,079	I	By: Longitude Venture Partners II, L.P.
Common Stock^F3,F2	Jun 25, 2018	P	150,000	$16.00	A	3,190,079	I	By: Longitude Venture Partners II, L.P.

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Series A-1 Convertible Preferred Stock^F1,F2	—	Jun 25, 2018	C	28,895,188	D	—	—	Common Stock	1,047,450	I
Series A-2 Convertible Preferred Stock^F1,F2	—	Jun 25, 2018	C	33,022,786	D	—	—	Common Stock	1,197,076	I
Series B Convertible Preferred Stock^F1,F2	—	Jun 25, 2018	C	21,946,301	D	—	—	Common Stock	795,553	I

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.
F2These shares are held directly by Longitude Venture Partners II, L.P. ("Longitude Venture II"). Longitude Capital Partners II, LLC ("Longitude Capital II") is the general partner of Longitude Venture II and may be deemed to share voting and investment power over the shares of the Issuer held by Longitude Venture II. Patrick Enright ("Mr. Enright") is a managing member of Longitude Capital II and may be deemed to share voting and investment power over the shares of the Issuer held by Longitude Venture II. Mr. Enright disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.
F3On June 25, 2018, Longitude Venture II purchased 150,000 shares of Common Stock of the Issuer at a price of $16.00 per share in the Issuer's initial public offering.

The Reporting Person will no longer be a 10% reporter but will continue to be a director reporter.