Wall Street Zen upgraded shares of Sony (NYSE:SONY – Free Report) from a hold rating to a buy rating in a research report released on Saturday. Weiss Ratings reaffirmed a “sell (d+)” rating on shares of Sony in a report on Wednesday, May 20th. Four analysts have rated the stock with a Buy rating, two have given a Hold rating and one has issued a Sell rating to the company’s stock. Get Sony alerts:Get Our Latest Report on SONYSony Price PerformanceShares of Sony stock opened at $22.64 on Friday. The company’s shares trade in Japan and its American Depositary Receipts trade on the New York Stock Exchange under the ticker SONY.