Sony Corporation (NYSE:SONY – Get Free Report) insider Robert Adrian Stringer sold 545,547 shares of the firm’s stock in a transaction that occurred on Wednesday, August 5th. Sony Stock PerformanceShares of SONY stock traded up $0.66 during trading on Thursday, reaching $23.09. Benchmark reissued a “buy” rating on shares of Sony in a report on Monday. Wall Street Zen upgraded shares of Sony from a “hold” rating to a “buy” rating in a research note on Saturday, August 1st. Finally, Zacks Research raised shares of Sony from a “hold” rating to a “strong-buy” rating in a report on Tuesday.