Advanced Micro Devices beat expectations for its fourth quarter but AMD stock is still tumbling Wednesday. Here's why.
The S&P 500 Index ($SPX) (SPY) today is down -0.27%, the Dow Jones Industrials Index ($DOWI) (DIA) is down -0.04%, and the Nasdaq 100 Index ($IUXX) (QQQ) is down -0.55%. March E-mini S&P futures ...