Vodafone Group Plc (ADR) (NASDAQ:VOD) rose over 2.64% in last trading session as it reported that it has started an audit into probable tax fraud at Spanish cable operator Grupo Corporativo Ono SA, which the UK-based telecom giant purchased in July. The investigation is related with value-added tax declarations that Ono made. Vodafone Group Plc (ADR) (NASDAQ:VOD) begun last trade with a price of $32.22 and throughout the trading session climbed at a high of $32.33. The day-trade ended with 2.64% to $32.26.CVS Health Corp (NYSE:CVS) along with Rite Aid Corp. (RAD) have disabled Apple Inc.'s (AAPL) mobile payment system, Apple Pay, in their drugstores, according to reports. The drug retailers are said to be part of a consortium called the Merchant Customer Exchange, which is developing an alternative payment system. CVS Health Corporation (NYSE:CVS) stock price closed at $84.29 with the total traded volume of 2.71 Million shares. Its price to sales ratio ended at 0.74. Its market capitalization is 97.776 Billion. The stock owned by the Financial Institutions was 85.70% while by insiders was 0.19%.Williams Companies, Inc. (NYSE:WMB), Williams Partners L.P. ( WPZ), along with Access Midstream Partners, L.P. (ACMP) declared on Sunday that Williams Partners and Access Midstream Partners have entered into a merger agreement. Williams owns controlling interests in the two master limited partnerships. Williams Companies, Inc. (NYSE:WMB) has the market capitalization of 39.787 Billion. Shares of firm climbed 0.26% to close at $53.24 with the total traded volume of 4.54 Million. The firm has current ratio of 0.90 for the most recent quarter.