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Amphastar Pharmaceuticals, Inc. — EFFECT Filings

4 EFFECT filings on record

This page lists all EFFECT filings submitted to the SEC by Amphastar Pharmaceuticals, Inc. (AMPH), sorted by most recent first. Each row links to the full filing on EdgarLookup. Amphastar Pharmaceuticals, Inc. has filed 4 EFFECT documents with the SEC since 2005. To view all SEC filings by Amphastar Pharmaceuticals, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 144 3 3/A 4 4/A 424B4 8-A12B 8-K 8-K/A ARS CERTNAS CORRESP CT ORDER DEF 14A DEFA14A DRS DRS/A DRSLTR EFFECT FWP PRE 14A REGDEX RW S-1 S-1/A S-1MEF S-3 S-8 SC 13G SC 13G/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
EFFECT — 9999999995-21-004427 Nov 19, 2021 —
EFFECT — 9999999995-18-002945 Nov 20, 2018 —
EFFECT — 9999999995-15-001974 Jul 17, 2015 —
EFFECT — 9999999995-14-001885 Jun 24, 2014 —