After a frenzied pickup in call volume and volatility a couple of weeks back on buyout news that ultimately fizzled, options action in department store chain Macy's (nyse: M) also picked up late this week, with a skew to the call side and no sign of a corporate announcement.
Late Wednesday, interviewers picked his brain as Citigroup (nyse: C - news - people ) said it'd join other U.S. majors including General Electric (nyse: GE - news - people ) and Coca-Cola (nyse: KO - news - people ) in following Buffett's mandate to expense stock options it gives employees.