0001415889-24-023057.txt : 20240906 0001415889-24-023057.hdr.sgml : 20240906 20240906194827 ACCESSION NUMBER: 0001415889-24-023057 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240905 FILED AS OF DATE: 20240906 DATE AS OF CHANGE: 20240906 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Petersen Floyd F. CENTRAL INDEX KEY: 0001611286 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36509 FILM NUMBER: 241285622 MAIL ADDRESS: STREET 1: 11570 6TH STREET CITY: RANCHO CUCAMONGA STATE: CA ZIP: 91730 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Amphastar Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001297184 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences 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 4 1 form4-09062024_110924.xml X0508 4 2024-09-05 0001297184 Amphastar Pharmaceuticals, Inc. AMPH 0001611286 Petersen Floyd F. C/O AMPHASTAR PHARMACEUTICALS, INC. 11570 6TH STREET RANCHO CUCAMONGA CA 91730 true false false false 0 Common Stock 2024-09-05 4 S 0 3000 46.4724 D 75409 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.472 to $46.49, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price. /s/ Floyd Petersen 2024-09-06