Mar 8, 2013 09:16AM Hyperion (HPTX) Prices 2.88M Common Follow-On Offering
Aug 20, 2012 10:57AM Notable Analyst Rating Changes 08/20: (ROST) (PB) (STO) Upgraded; (STEM) (STX) (PCYC) Downgraded
Aug 20, 2012 09:58AM Cowen Starts Hyperion Therapeutics (HPTX) at Outperform
Jul 26, 2012 11:11AM Hyperion Therapeutics (HPTX) IPO Trades Slightly Higher
Apr 13, 2012 06:46AM Hyperion Therapeutics (HPTX) Files $57.5M IPO