AMD Stock After Hours Today (Dec 16, 2025): Analyst Price Target Cuts, Helios AI Catalyst, and What to Watch Before Tomorrow’s Market Open
Advanced Micro Devices Inc. stock was relatively calm after the closing bell on Tuesday, December 16, 2025, even as fresh analyst updates and macro catalysts lined up for the next session. AMD closed at $209.09 (+0.73%) and edged down to $208.83 in after-hours trading, with the regular session spanning $205.11 to $210.22 and roughly 20.4 million shares traded, according to Investing.com data. Investing.com The more important context: AMD has been volatile lately. Based on the same price-history window, shares are down about 15% from the Nov. 17 level (around $240.52), underscoring how quickly sentiment can swing in high-beta semiconductor names.