Ichor Holdings is trading at $43.33, up +6.33%, as renewed AI-investment enthusiasm lifted semiconductor stocks. - Its October 27 regular-session close was $40.75, up 7.07%; the provided after-hours quote is higher. - Reuters reported an October 27 technology rally, with Anthropic’s IPO filing helping lift chip stocks for a third consecutive session. - No clear Ichor-specific announcement was found; quarterly results are scheduled for November 2.