Shares of RadioShack Corp. (NYSE:RSH) saw unusually large options trading activity on Tuesday. Stock investors acquired 10,471 put options on the company, AmericanBankingNews.com reports. RadioShack Corporation (NYSE:RSH) stock performance was -17.28% in last session and finished the day at $2.25. Traded volume was 20,373,956 million shares in the last session and the average volume of the stock remained 2.62 million shares. The beta of the … Continue reading Services Sector Top Losers: RadioShack Corporation (NYSE:RSH), Liberty Global (NASDAQ:LBTYA), hhgregg (NYSE:HGG), Lentuo International (NYSE:LAS)