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Micron (MU) Stock Slides 2% as OpenAI Halts AI Training Amid Market Uncertainty
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- Sep 28, 2026, 11:32 AM UTC
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OpenAI Training Halt Sends Semiconductor Stocks Plunging Cybersecurity Firms Rise as AI Safety Concerns Fuel Demand for Control Technologies
Investing.com -- Asian chipmaking stocks fell on Monday as renewed concerns over the pace of artificial intelligence development weighed on the sector, after OpenAI paused training, evaluation and inference with tool use for its most capable models while it strengthens safety controls.