Filing

Form 4

Form 4

0001263136-26-000014·Amphastar Pharmaceuticals, Inc.

Filing metadata

Accession number: 0001263136-26-000014
Form type: Form 4
Filer: Amphastar Pharmaceuticals, Inc.
CIK: CIK 1297184
Filed: Sep 23, 2026
Reporting period: Sep 21, 2026
Description: Insider transaction

Documents

0001263136-26-000014-index.htm

Complete submission

0001263136-26-000014.txt

directory listing

Filed by

Amphastar Pharmaceuticals, Inc.