Stock market today: Dow, S&P 500, Nasdaq fall as Anthropic's AI warning spooks tech traders, oil prices jump — Live Feedhttps://www.live-feeds.com/feed/stock-market-today-dow-s-p-500-nasdaq-fall-as-anthropic-s-ai-warning-spooks-tech-traders-oil-prices-jumpContinuously updated, source-cited coverage. US Stocks Fall as AI Warnings and Rising Oil Spook Tradershttps://www.live-feeds.com/feed/stock-market-today-dow-s-p-500-nasdaq-fall-as-anthropic-s-ai-warning-spooks-tech-traders-oil-prices-jumphttps://www.live-feeds.com/feed/stock-market-today-dow-s-p-500-nasdaq-fall-as-anthropic-s-ai-warning-spooks-tech-traders-oil-prices-jump#u68898Tue, 15 Sep 2026 11:20:47 +0000Major US stock indexes including the Dow, S&P 500, and Nasdaq fell sharply as technology traders reacted to artificial intelligence warnings from industry executives. The CEOs of Anthropic and OpenAI unsettled markets by calling for a slower pace of AI development due to potential technology risks. Meanwhile, oil prices jumped and the 10-year yield hit 5 percent as investors monitored upcoming Federal Reserve decisions. The tech selloff extended beyond pure AI slowdown fears, dragging down related equities during premarket trading.Why it mattersThe market pullback highlights growing anxiet