Bank of New York (BK) implied vols are moving higher amid increased put activity. Shares fell to $20.31 in mid-morning trading and are now up 18 cents to $20.92 on reports the bank is being sued for fraud. Massachusetts Secretary Galvin is charging the company with defrauding state pension funds of millions in foreign exchange transactions. Shares are seeing some volatility around the headline and options volume on the stock is 16,000 puts and 2,200 calls. Some players seem to be taking a “buy downside puts, ask questions later” approach, as Nov 18, 19 and 20s are seeing heavy trading on the news. Nov 19 puts are the most actives, with 4,890 traded (77 percent Ask). Meanwhile, implied volatility in BK options jumped 16 percent to 46.5, but still well below the highs of 69 seen in early-August.