United and Continental “stock surge”; sector gaining altitude says optionMONSTER

United and Continental are benefiting from a stock surge, according to optionMONSTER, which reported they are benefiting from an improving outlook for the sector. "Call volume in the sector exceeded puts by almost 4 to 1 yesterday, according to optionMONSTER's Heat Seeker tracking program. That was the most bullish ratio for any industry group that traded at least 10,000 contracts in the session," it said, adding United was the most active.