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Amphastar Pharmaceuticals, Inc. — 10-K Filings

12 10-K filings on record

This page lists all 10-K 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 12 10-K 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
10-K 10-K 0001297184-26-000009 Feb 26, 2026 Dec 31, 2025
10-K 10-K 0001297184-25-000008 Mar 3, 2025 Dec 31, 2024
10-K 10-K 0001297184-24-000009 Feb 29, 2024 Dec 31, 2023
10-K 10-K 0001297184-23-000019 Mar 1, 2023 Dec 31, 2022
10-K 10-K 0001297184-22-000007 Mar 11, 2022 Dec 31, 2021
10-K 10-K 0001297184-21-000008 Mar 15, 2021 Dec 31, 2020
10-K 10-K 0001297184-20-000007 Mar 16, 2020 Dec 31, 2019
10-K 10-K 0001297184-19-000013 Mar 15, 2019 Dec 31, 2018
10-K 10-K 0001297184-18-000011 Mar 14, 2018 Dec 31, 2017
10-K 10-K 0001297184-17-000007 Mar 15, 2017 Dec 31, 2016
10-K 10-K 0001558370-16-004146 Mar 15, 2016 Dec 31, 2015
10-K FORM 10-K 0001171843-15-001654 Mar 26, 2015 Dec 31, 2014