Stocks Hitting 52-Week Highs By: Benzinga via Benzinga May 15, 2014 at 10:12 AM EDT Pernix Therapeutics Holdings (NASDAQ: PTX) shares reached a new 52-week high of $6.15. Needham upgraded Pernix Therapeutics from Buy to ... Read More >> Related Stocks: HudBay Minerals Kindred Healthcare, Inc. Common Stock Sprague Resources LP