Visa (V) shares are down $2.38 to $66.17 and more than 50K options contracts traded on Visa so far today. Shares notched a new 52-week low after the NY Times ran story saying credit card use among consumers is declining and the day after BofA analyst slashed the rating on the stock to Undperform from Neutral. The options action seems mixed. Sep 65 puts and 70 calls are the most actives and seeing two-way (buying and selling) through midday. The action has been mostly smaller lots. The biggest trade is 792 Sep 70 calls on the 66-cent bid. Meanwhile, implied volatility is up 3 percent to 33 today (+17 percent on the week), compared to a 52-week high and low of approximately 53 and 21.5.