Company · CIK 1297184 # Amphastar Pharmaceuticals, Inc. | CIK | [1297184](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001297184) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Business address | CA | | Listed | AMPH (Nasdaq) | | First annual or quarterly report | 2014-08-13 | ## Offerings 5 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-260916 | Shelf Effective | 2021-11-09 | 2021-11-19 | 2 | | 333-228318 | Shelf Effective | 2018-11-09 | 2018-11-20 | 2 | | 333-205459 | Shelf Effective | 2015-07-02 | 2015-07-17 | 2 | | 333-196097 | IPO Final prospectus | 2014-05-20 | 2014-06-25 | 6 | | 333-122725 | First-time registration Withdrawn | 2005-02-11 | 2010-11-18 | 9 | ## Filings 22 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2021-11-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1297184/999999999521004427/9999999995-21-004427-index.htm) Declared effective | 333-260916 | 9999999995-21-004427 | | 2021-11-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1297184/000155837021015273/0001558370-21-015273-index.htm) Shelf registered | 333-260916 | 0001558370-21-015273 | | 2018-11-20 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1297184/999999999518002945/9999999995-18-002945-index.htm) Declared effective | 333-228318 | 9999999995-18-002945 | | 2018-11-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1297184/000155837018009176/0001558370-18-009176-index.htm) Shelf registered | 333-228318 | 0001558370-18-009176 | | 2015-07-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1297184/999999999515001974/9999999995-15-001974-index.htm) Declared effective | 333-205459 | 9999999995-15-001974 | | 2015-07-02 | [S-3](https://www.sec.gov/Archives/edgar/data/1297184/000119312515244291/0001193125-15-244291-index.htm) Shelf registered | 333-205459 | 0001193125-15-244291 | | 2014-06-25 | [424B4](https://www.sec.gov/Archives/edgar/data/1297184/000104746914005868/0001047469-14-005868-index.htm) Final prospectus | 333-196097 | 0001047469-14-005868 | | 2014-06-24 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1297184/999999999514001885/9999999995-14-001885-index.htm) Declared effective | 333-196097 | 9999999995-14-001885 | | 2014-06-18 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746914005704/0001047469-14-005704-index.htm) Amendment | 333-196097 | 0001047469-14-005704 | | 2014-06-13 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746914005558/0001047469-14-005558-index.htm) Amendment | 333-196097 | 0001047469-14-005558 | | 2014-06-05 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746914005387/0001047469-14-005387-index.htm) Amendment | 333-196097 | 0001047469-14-005387 | | 2014-05-20 | [S-1](https://www.sec.gov/Archives/edgar/data/1297184/000104746914005043/0001047469-14-005043-index.htm) Registration filed | 333-196097 | 0001047469-14-005043 | | 2013-12-16 | [DRS](https://www.sec.gov/Archives/edgar/data/1297184/000091205713000383/0000912057-13-000383-index.htm) Draft made public | 377-00403 | 0000912057-13-000383 | | 2010-11-18 | [RW](https://www.sec.gov/Archives/edgar/data/1297184/000110465910058967/0001104659-10-058967-index.htm) Withdrawn | 333-122725 | 0001104659-10-058967 | | 2006-04-03 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746906004413/0001047469-06-004413-index.htm) Amendment | 333-122725 | 0001047469-06-004413 | | 2005-11-23 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905027336/0001047469-05-027336-index.htm) Amendment | 333-122725 | 0001047469-05-027336 | | 2005-10-27 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905025331/0001047469-05-025331-index.htm) Amendment | 333-122725 | 0001047469-05-025331 | | 2005-08-15 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905021586/0001047469-05-021586-index.htm) Amendment | 333-122725 | 0001047469-05-021586 | | 2005-07-01 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905018586/0001047469-05-018586-index.htm) Amendment | 333-122725 | 0001047469-05-018586 | | 2005-06-23 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905017950/0001047469-05-017950-index.htm) Amendment | 333-122725 | 0001047469-05-017950 | | 2005-05-13 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1297184/000104746905014669/0001047469-05-014669-index.htm) Amendment | 333-122725 | 0001047469-05-014669 | | 2005-02-11 | [S-1](https://www.sec.gov/Archives/edgar/data/1297184/000104746905003179/0001047469-05-003179-index.htm) Registration filed | 333-122725 | 0001047469-05-003179 | [All filings of this company](https://equitycapital.markets/filings?cik=1297184) · [CSV](https://equitycapital.markets/filings.csv?cik=1297184) --- Source page: https://equitycapital.markets/company/1297184 · Data: U.S. SEC EDGAR · CC BY 4.0