Twitter (TWTR) calls more active than puts on call put ratio of 1.33 calls to 1 put
Twitter (NYSE: TWTR) October 20 and 21 weekly calls are active on total call volume of 98K contracts (71K puts). October weekly call option implied volatility is at 85, October is at 75, November is at 75; compared to its 52-week range of 40 to 117.