Bank of America (BAC) was trading around $17.15 in pre-market, but opened at $17 and is now down 13 cents to $16.95 (session lows) in active early trading Friday. In the options market, BAC April 13 puts are the most actively traded contract in the first 15 minutes. More than 31K traded including a multi-exchange sweep of 24.5K at the 6-cent Asking price. Implied volatility in BAC is up about 1 percent to 29.5. So, the tone of trading seems somewhat cautious. No news on the bank today.