Select Medical Holdings Corporation (NYSE:SEM) was upgraded by research analysts at RBC Capital from a “sector perform” rating to an “outperform” rating in a report released on Monday,TheFlyOnTheWall.com reports. Select Medical Holdings Corporation (NYSE:SEM) stock performance was 1.91% in last session and finished the day at $13.88. Traded volume was 552,844.00million shares in the last session and the average volume of the stock remained 841.93K … Continue reading Healthcare Stocks Touched New Highs: Select Medical Holdings Corporation (NYSE:SEM), Kindred Healthcare (NYSE:KND), RadNet (NASDAQ:RDNT), Questcor Pharmaceuticals (NASDAQ:QCOR)