Advanced Micro Devices, Inc. (NASDAQ: AMD ) has underperformed the S&P 500 ( SP500 ) since our downgrade to sell post-earnings at $174 per share. The stock hit a low of$151 per share since thatAnalyst’s Disclosure:I/we have no stock, option or similar derivative position in any of the companies mentioned, but may initiate a beneficial Long position through a purchase of the stock, or the purchase of call options or similar derivatives in AMD over the next 72 hours. I wrote this article myself, and it expre ...