SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-21-153147
Filing Date
2021-12-23
Accepted
2021-12-23 16:27:06
Documents
1
Period of Report
2021-12-22

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2136213-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2136213-1_4seq1.xml 4 3820
  Complete submission text file 0001104659-21-153147.txt   5133
Mailing Address 11570 SIXTH STREET RANCHO CUCAMONGA CA 91730
Business Address 11570 SIXTH STREET RANCHO CUCAMONGA CA 91730 909-980-9484
Amphastar Pharmaceuticals, Inc. (Issuer) CIK: 0001297184 (see all company filings)

IRS No.: 330702205 | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address 11570 6TH STREET RANCHO CUCAMONGA CA 91730
Business Address
Petersen Floyd F. (Reporting) CIK: 0001611286 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-36509 | Film No.: 211517477