Apr 1, 2024 06:00AM Amphastar Pharmaceuticals to Present at the 23rd Annual Needham Virtual Healthcare Conference

Apr 12, 2023 04:10PM Amphastar Pharmaceuticals to Present at the 22nd Annual Needham Virtual Healthcare Conference

Apr 6, 2022 04:10PM Amphastar Pharmaceuticals to Present at the 21st Annual Needham Virtual Healthcare Conference

Mar 11, 2022 06:25AM Needham & Company Reiterates Hold Rating on Amphastar Pharmaceuticals (AMPH)

Apr 6, 2021 04:05PM Amphastar Pharmaceuticals to Present at the 20th Annual Needham Virtual Healthcare Conference

Apr 6, 2021 04:05PM Amphastar Pharmaceuticals to Present at the 20th Annual Needham Virtual Healthcare Conference

Apr 9, 2020 06:01AM Amphastar Pharmaceuticals to Present at the 19th Annual Needham Virtual Healthcare Conference

Apr 9, 2020 06:01AM Amphastar Pharmaceuticals to Present at the 19th Annual Needham Virtual Healthcare Conference

Mar 13, 2019 07:24AM Needham & Company Downgrades Amphastar Pharmaceuticals (AMPH) to Hold

Nov 9, 2018 09:14AM Amphastar Pharmaceuticals (AMPH) PT Raised to $25 at Needham & Company

Aug 9, 2018 01:38PM Amphastar Pharmaceuticals (AMPH) PT Lowered to $22 at Needham & Company

Mar 26, 2018 06:00AM Amphastar Pharmaceuticals to Present at the Needham’s 17th Annual Healthcare Conference

Mar 26, 2018 06:00AM Amphastar Pharmaceuticals to Present at the Needham’s 17th Annual Healthcare Conference

Mar 13, 2018 06:31AM Amphastar Pharmaceuticals (AMPH) PT Raised to $24 at Needham & Company

Nov 30, 2017 04:17PM Amphastar Pharmaceuticals (AMPH) PT Raised to $23 at Needham & Company on 'FDA Approval of High-Value Generic Injectable Product'

Sep 21, 2017 09:27AM Pre-Open Movers 09/21: (CCC) (AKTX) (BCRX) Higher; (JUNO) (NVDA) (JKS) Lower (more...)

Sep 20, 2017 05:47PM After-Hours Stock Movers 09/20: (AMD) (APC) (APRN) Higher; (JUNO) (NVDA) (VEON) Lower (more...)

Mar 31, 2017 06:00AM Amphastar Pharmaceuticals to Present at the 16th Annual Needham Healthcare Conference

Mar 14, 2017 05:43AM Amphastar Pharmaceuticals (AMPH) PT Lowered to $18 at Needham & Company on 'Recent FDA Setbacks'

Apr 11, 2016 06:00AM Amphastar Pharmaceuticals to Present at the 15th Annual Needham Healthcare Conference

Jun 19, 2015 07:03AM Amphastar Pharmaceuticals (AMPH) PT Boosted to $21 at Needham & Company

Apr 14, 2015 05:59AM Amphastar Pharmaceuticals to Present at the 14th Annual Needham Healthcare Conference

Jul 21, 2014 11:58AM Notable Analyst Rating Changes 7/21: (JPM) (IMAX) (BIDU) Upgraded; (MNST) (ITRI) (RH) Downgraded (more...)

Jul 21, 2014 06:39AM Needham & Company Starts Amphastar Pharmaceuticals (AMPH) at Buy

Jun 25, 2014 10:57AM Amphastar Pharmaceuticals (AMPH) IPO Opens Flat, Moves Higher

Mar 1, 2010 05:39PM After-Hours Movers 3/1: CKEC, QCOR, CVI Higher; SYKE, NTRI, PNNT, LTXC, ATSI Lower