Amphenol (APH) Stock After Hours on Dec. 18, 2025: Why Shares Eased After the Close and What to Watch Before Friday’s Open
Amphenol (APH) closed Thursday at $129.61, up 2.45%, ending a two-day slide, then slipped to about $128.94 after hours, down 0.5%. Volume reached 8 million shares, slightly below its 50-day average. The move followed a cooler-than-expected U.S. CPI report, which lifted markets and fueled rate-cut speculation. APH remains about 10% below its 52-week high set in November.