4 | SEC Filings Hub

Filing metadata

Accession number: 0001104659-21-068827
Form type: Form 4
Filer: Amphastar Pharmaceuticals, Inc.
CIK: CIK 1297184
Filed: May 18, 2021
Reporting period: May 14, 2021
Description: Insider transaction

Documents

0001104659-21-068827-index.htm

Complete submission

0001104659-21-068827.txt

directory listing

Filed by

Amphastar Pharmaceuticals, Inc.