Amphastar Pharmaceuticals, Inc. (AMPH)

CIK 1297184 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Amphastar Pharmaceuticals, Inc..

Recent SEC filings

FiledFormAccession number
Sep 3, 202640001645326-26-000012
Sep 1, 20261440001969223-26-000982
Aug 18, 20261440001969223-26-000926
Aug 12, 202640001047579-26-000005
Aug 11, 20261440001969223-26-000880
Aug 11, 202640001263136-26-000012
Aug 7, 20261440001969223-26-000860
Aug 6, 202610-Q0001297184-26-000047
Aug 6, 20268-K0001297184-26-000045
Jul 14, 2026SCHEDULE 13G0000354204-26-000782
Jul 13, 20268-K0001104659-26-082772
Jul 13, 202630002141303-26-000003
Jul 13, 202640002141303-26-000005
Jul 8, 20268-K0001297184-26-000041
Jun 3, 202640001379941-26-000003
Jun 3, 202640002075974-26-000003
Jun 3, 202640001866024-26-000003
Jun 3, 202640001033511-26-000003
Jun 3, 202640001611283-26-000003
Jun 3, 20268-K0001297184-26-000038
Jun 3, 202640001047579-26-000003
May 7, 202610-Q0001297184-26-000033
May 7, 20268-K0001297184-26-000031
Apr 13, 2026DEF 14A0001297184-26-000023
Apr 13, 2026ARS0001297184-26-000027