Big Short Interest On These 5 Biotech Stocks By: Benzinga via Benzinga January 12, 2015 at 15:36 PM EST Rumor has it that if the S&P 500 finishes its first five trading days of the year with a gain, then the year in question will -- ... Read More >> Related Stocks: Amag Pharmaceuticals Exact Sciences Cor Myriad Genetics Inc Sarepta Therapeutics Sentinelone Inc Cl A