Amphastar Pharmaceuticals, Inc. reports

Company location: Rancho Cucamonga, CA
Fiscal year end: 31 December

Amphastar Pharmaceuticals, Inc. has filed 951 SEC EDGAR filings since 11 Feb 2005

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SEC filing history

Showing 801-825 of 942 matching filings.

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33

DEF 14A File 001-36509

DEF 14A

Filing date: 22 Apr 2016
Reporting date: 09 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 20 Apr 2016
Reporting date: 18 Apr 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 18 Apr 2016
Reporting date: 14 Apr 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Mar 2016
Reporting date: 26 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Mar 2016
Reporting date: 26 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Mar 2016
Reporting date: 26 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Mar 2016
Reporting date: 26 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 29 Mar 2016
Reporting date: 26 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 21 Mar 2016
Reporting date: 17 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-210213

S-8

Filing date: 15 Mar 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 001-36509

10-K

Filing date: 15 Mar 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-36509

8-K

Filing date: 14 Mar 2016
Reporting date: 14 Mar 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SC 13G/A File 005-88204

SC 13G AMENDMENT NO. 1

Filing date: 16 Feb 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 03 Feb 2016
Reporting date: 15 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A SUBMISSION

Filing date: 03 Feb 2016
Reporting date: 24 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

FORM 4/A SUBMISSION

Filing date: 03 Feb 2016
Reporting date: 15 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

FORM 4/A SUBMISSION

Filing date: 03 Feb 2016
Reporting date: 10 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Dec 2015
Reporting date: 16 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Dec 2015
Reporting date: 16 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 17 Dec 2015
Reporting date: 16 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

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