$CRISPR Therapeutics (CRSP.US)$- Bearish flow noted in Crispr Therapeutics (38.42 -0.32) with 5,957 puts trading, or 7x expected. The Put/Call Ratio is 2.08, while ATM IV is up over 6 points on the day. Earnings are expected on 10/31. [CRSP 38.42 -0.32 Ref, IV=79.5% +6.1] #Bearish