For what it's worth, Wall Street is overwhelmingly bullish. Among the 65% of analysts who follow Nvidia, 92% rate the stock a buy and the other 8% rate it a hold ahead of the company's third-quarter earnings report. Not a single analyst recommends selling Nvidia at the present time. Here's what investors should know.

Trading on Wall Street was somewhat subdued early Friday as markets coasted toward another week of big gains. Futures for the S&P 500 were essentially unchanged, while futures for the Dow Jones Industrial Average ticked up less than 0.