Cypress Biosciences (CYPB, news, chart, volatility) closed at $7.72 and Feb 5 puts saw an increase in open interest of almost 5,000 contracts. Some of that appears to be due to a roll out of Jan 5s. The top two trades of the day: 3,841 Feb 5 puts at the offer for 90 cens and 3,657 Jan 5 puts bid-side for 20 cents. Both traded on the PHLX at 10:00 ET. OI in the Jan 5s decreased by 2,438.