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Filing metadata

Accession number: 0001104659-18-025878
Form type: Form 4
Filer: Amphastar Pharmaceuticals, Inc.
CIK: CIK 1297184
Filed: Apr 23, 2018
Reporting period: Apr 21, 2018
Description: Insider transaction

Documents

0001104659-18-025878-index.htm

Complete submission

0001104659-18-025878.txt

directory listing

Filed by

Amphastar Pharmaceuticals, Inc.