Bank of NY (BK) lost 3 percent in morning trading on news of the surprise resignation of CEO Robert Kelly. Shares have recovered, however, and are now up 47 cents to $21.17, nearly 6 percent off session lows. Trading in BK options is brisk. 17,000 calls and 8,650 puts so far. The action has been in smaller sizes and seems to reflect mixed sentiment. The top trade is a 300-lot of Oct 21 calls at $1.40 when the market was $1.36 to $1.41. Meanwhile, Sep 22 calls, Sep 20 puts, Sep 23 calls, Sep 19 calls, and Sep 21 calls are the most actives. Shares of the bank touched 52-week lows of $18.77 on 8/23 and have rallied 12.8 percent since that time.