A global retreat from artificial intelligence stocks is picking up speed, dragging markets down worldwide.
On July 17, 2026, U.S. indexes slid as the semiconductor sell-off intensified. According to finance.biggo.com, the Nasdaq plunged more than 600 points intraday, and Taiwan Semiconductor's U.S.-listed shares (ADR) tumbled back into the 300s. The Motley Fool reported that Netflix plunged during midday trading. Nvidia shares were sliding as well, according to Investing.com, and Invezz noted Alphabet fell about 2% — though it said Wall Street remains bullish on the stock.
The pain spread across the globe. Asian shares sank, with Tokyo down more than 5%, according to WJTV, as slumping AI names dragged world markets lower. An MSN weekly review said losses were led by the Nasdaq and AI stocks, with Goldman, GE, TSMC and IBM among the notable movers.
Reuters reporters Johann M Cherian and Saqib Iqbal Ahmed wrote that the sell-off in the recent rally's biggest winners — high-flying chip stocks — is sparking fresh concerns about the strength of the AI rally and about leveraged trades tied to it. Futurism framed the moment as "AI bubble fears" starting to spill over.
The turmoil is unfolding against a jittery backdrop. The Motley Fool reported that U.S. strikes in Iran were driving WTI crude oil toward $82 a barrel, and multiple outlets noted oil prices kept climbing even as AI stocks fell. The Fool also cited another leap forward in Chinese AI capabilities.
Why it matters: AI-linked chipmakers and megacaps have powered much of the market's recent gains, so a sharp reversal in these names can ripple through retirement accounts and economies far beyond Silicon Valley.