Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001415889-25-020987
Filing Date
2025-08-04
Accepted
2025-08-04 19:17:46
Documents
1
Period of Report
2025-08-01

Document Format Files

Seq Description Document Type Size
1 form4-08042025_110842.html 4  
1 form4-08042025_110842.xml 4 3848
  Complete submission text file 0001415889-25-020987.txt   5208
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)

EIN.: 330702205 | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

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.: 251182218