Mid Cap Stocks in a Bear Hug - Zillow Inc(NASDAQ:Z), Align Technology, Inc.(NASDAQ:ALGN), Celldex Therapeutics, Inc.(NASDAQ:CLDX), Rent-a-Center Inc(NASDAQ:RCII)

New York, NY -- (SBWIRE) -- 10/07/2013 -- StockRunway.com issues special report on – Zillow Inc(NASDAQ:Z), Align Technology, Inc.(NASDAQ:ALGN), Celldex Therapeutics, Inc.(NASDAQ:CLDX), Rent-A-Center Inc(NASDAQ:RCII)