Amazon has a higher net percentage of buy ratings than any other stock in the S&P 500.Among Wall Street analysts that follow Amazon (AMZN 2.50%), 95% currently rate the stock a buy, and the remaining 5% rate the stock a hold. Not a single analyst recommends selling Amazon stock at the present time, according to FactSet Research.Microsoft is the only other company in the S&P 500 (^GSPC 0.90%) with the same percentage of buy ratings, but 2% of analysts recommend selling the stock, which lowers its net score b ...