CRISPR Therapeutics AG CRSP shares rallied 9.6% in the last trading session to close at $60.08. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 27.7% gain over the past four weeks.The rise in CRISPR’s stock price is driven by positive investor sentiment surrounding its pipeline. Last month, the company reported updated data from an early-stage study on the in vivo candidate CTX310, which is designed to target ...