https://www.live-feeds.com/feed/chip-stocks-suffer-worst-stretch-in-16-months-as-ai-fatigue-grips-the-marketContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/chip-stocks-suffer-worst-stretch-in-16-months-as-ai-fatigue-grips-the-markethttps://www.live-feeds.com/feed/chip-stocks-suffer-worst-stretch-in-16-months-as-ai-fatigue-grips-the-market#u136540Mon, 19 Oct 2026 16:42:38 +0000Semiconductor stocks have endured their worst stretch in 16 months as investors re-evaluate AI growth prospects. The downturn is marked by a broad sector repricing affecting GPU leaders, memory suppliers, and analog names. Specifically, 22 of the 30 stocks in the PHLX Semiconductor Index have dropped more than 20% from their highs. This slump follows an 18-month surge and is driven by a sentiment shift described as AI fatigue, with the iShares Semiconductor ETF recently recording its longest losing streak since May 2025.Why it mattersThe sector previously saw massive gains fueled by artificial