Benzinga's Volume Movers By: Benzinga via Benzinga October 17, 2014 at 10:45 AM EDT Tetraphase Pharmaceuticals (NASDAQ: TTPH) shares moved up 13.97% to $22.92. The volume of Tetraphase Pharmaceuticals shares traded was ... Read More >> Related Stocks: Regeneron Pharmaceuticals Tetraphase Pharmaceu Xilinx