AMD plummets 8% in premarket trading despite beating expectations Advanced Micro Devices (AMD) shares fell 8% in premarket trading on Thursday despite the company beating Wall Street expectations for its latest quarterly results. The chipmaker, a major beneficiary of the AI boom, has seen its stock surge 132% so far in 2026, according to CNBC. AMD plummets 8% in premarket trading despite beating expectations Source: CNBC Technology https://www.cnbc.com/technology/ The chip giant has been a big beneficiary of the AI boom, with stock trading 132% up so far in 2026. Get AI news in your inbox Daily digest of what matters in AI.