Stock Market News, Sept. 22, 2025: Nasdaq Rises to Record After Nvidia, OpenAI Link Up The Wall Street JournalNvidia stock jumps on $100 billion OpenAI investment as Huang touts 'biggest AI infrastructure project in history' Yahoo FinanceHow Nvidia is Backstopping America's AI Boom The Wall Street JournalOpenAI and NVIDIA announce strategic partnership to deploy 10 gigawatts of NVIDIA systems OpenAI
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