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CoreWeave Surges 21% and Super Micro Jumps 13% as AI Infrastructure Earnings Ignite Broad Sector Rally

By Market Flux···1 min read

AI infrastructure stocks posted sharp gains on Wednesday morning after blockbuster earnings from two key players. CoreWeave surged roughly 21% after the Nvidia-partnered cloud provider reported strong quarterly results with AI capacity selling out, signaling relentless enterprise demand for GPU compute. Super Micro Computer jumped as much as 13% to $35.81 after delivering a blowout fiscal 2027 outlook alongside its Q4 FY2026 report, driven by persistent AI server demand.

The halo effect lifted peers, with Dell gaining 5% and HPE rising 3% on the back of Super Micro's guidance. Nebius added 16% after reporting a 514% jump in AI cloud sales. Nvidia itself rose roughly 1.2% in premarket trading, supported both by the strong results from partner Hon Hai and by investor reassessment of its newly disclosed $500 billion financing arrangement with major Wall Street firms, which caps Nvidia's own exposure at 25% per deal and offloads credit risk to financial partners.

The broader tech-driven move came ahead of the July CPI report, which was expected to show a second consecutive month of cooling inflation, giving investors an additional tailwind. Cava and Lumentum Holdings also gained in premarket, while the AI infrastructure rally extended to HPC and data-center adjacent names.

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Sources

  1. CnbcStocks making the biggest moves premarket: CoreWeave, Super Micro Computer, Coherent & more
  2. Yahoo FinanceNebius beats quarterly revenue estimates as AI demand fuels growth
  3. barrons.comNvidia Stock Rises as CEO Eases AI Debt Fears
  4. reuters.comNebius beats quarterly revenue estimates as AI demand fuels growth
  5. BarronsNvidia Stock Rises as CEO Eases AI Debt Fears
  6. BarronsonlineNvidia Stock Rises as CEO Eases AI Debt Fears
  7. ZerohedgePremarket movers: Nvidia is the biggest gainer among Mag 7 stocks. The chipmaker’s partner Hon Hai reported a better-than-expected increase in quarterly profit, signaling robust global demand for AI hardware. (Nvidia +1.2%, Alphabet +0.8%, Meta +0.7%, Tesla +0.5%, Amazon +0.4%,
  8. ReutersNebius beats quarterly revenue estimates as AI demand fuels growth
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