0001104659-17-038777.txt : 20170612 0001104659-17-038777.hdr.sgml : 20170612 20170612201948 ACCESSION NUMBER: 0001104659-17-038777 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170608 FILED AS OF DATE: 20170612 DATE AS OF CHANGE: 20170612 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Amphastar Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001297184 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 330702205 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 11570 SIXTH STREET CITY: RANCHO CUCAMONGA STATE: CA ZIP: 91730 BUSINESS PHONE: 909-980-9484 MAIL ADDRESS: STREET 1: 11570 SIXTH STREET CITY: RANCHO CUCAMONGA STATE: CA ZIP: 91730 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ZASLOFF MICHAEL A CENTRAL INDEX KEY: 0001033511 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36509 FILM NUMBER: 17907788 4 1 a4.xml 4 X0306 4 2017-06-08 0 0001297184 Amphastar Pharmaceuticals, Inc. AMPH 0001033511 ZASLOFF MICHAEL A C/O AMPHASTAR PHARMACEUTICALS, INC. 11570 6TH STREET RANCHO CUCAMONGA CA 91730 1 0 0 0 Common Stock 2017-06-08 4 A 0 5844 0 A 38255 D Stock Option (right to buy) 17.11 2017-06-08 4 A 0 20291 0 A 2022-06-08 Common Stock 20291 20291 D The reported securities are represented by restricted stock units, or RSUs, all of which vest on June 8, 2018. All of the shares subject to the option vest on June 8, 2018. /s/ Ken Stupak, by power of attorney 2017-06-12