BofA (BAC) is up 32 cents to $9 after Ken Lewis was ousted as chiarman of the board (Link to story). One player is positioning for higher volatility in the share price and bought the BAC May 9 straddle (puts and calls) 10000X for $2.07, which is one reason why BAC May 9 calls and May 9 puts are the most actively traded options contracts Thursday morning.