https://www.cnbc.com/2018/10/24/amd-falls-more-than-18percent-after-missing-on-revenue-giving-weak-fourth-quarter-guidance.html > Shares of chipmaker AMD fell roughly 25 percent in extended trading Wednesday after the company reported third-quarter revenue that fell below Wall Street's estimates and delivered weak fourth-quarter guidance. > Here's how the company did compared with analyst predictions: