Benzinga and Yahoo Finance LLC may earn commission or revenue on some items through the links below. Shares of Advanced Micro Devices, Inc. (NASDAQ:AMD) extended their momentum in after-hours trading on Monday, rising 1.53% following a nearly 24% surge during the regular session. AMD CEO Lisa Su Dismisses AI Hype Concerns On Monday, AMD CEO Lisa Su said the AI boom is just beginning, dismissing concerns that the current investment surge is overblown. "I would say that's probably thinking too small. You h ...