Amkor Technology is trading 4.4% up at $50.54 after Nvidia reported $96.2 billion second-quarter revenue, up 106% year over year, and forecast stronger-than-expected next-quarter revenue.
- Nvidia shares rose 4.2% after-hours; semiconductor and AI-related stocks rallied, with Nasdaq futures and the Nasdaq Composite higher.
- Amkor’s earlier $1.5 billion Nvidia packaging agreement adds supportive sector context; no new company-specific announcement was identified.
- The move follows its $48.40 close on August 26, 2026, reversing some recent weakness; positive pre-market sentiment reinforced the sector-driven explanation.