Finance

Microsoft Dips $357B in Market Cap as Stock Plunges

Microsoft’s stock tumbled about 10% on Thursday, wiping roughly $357 billion from its market cap to about $3.22 trillion. The decline is the steepest one-day fall since March 2020 as investors reassess AI deployments and cloud economics after softer Azure growth and weaker More Personal Computing guidance.

Microsoft Dips $357B in Market Cap as Stock Plunges

Key Takeaways

  • Microsoft’s market cap fell about $357 billion to around $3.22 trillion by Thursday’s close.
  • The stock dropped roughly 10% on the day, the steepest one-day decline since March 2020.
  • Azure growth for the quarter was 39%, below StreetAccount’s 39.4% consensus.
  • Fiscal Q3 More Personal Computing revenue guidance was about $12.6 billion, below the $13.7 billion consensus.
  • Analysts’ reactions were mixed: Ben Reitzes urged more data-center buildout, Karl Keirstead questioned Copilot investments, and Mark Moerdler praised management’s long-term focus.

People Involved

  • Satya NadellaCEO, Microsoft Corp.
  • Amy HoodChief Financial Officer, Microsoft Corp.
  • Ben ReitzesSenior Analyst, Melius Research
  • Karl KeirsteadEquity Analyst, UBS
  • Mark MoerdlerSenior Analyst, Bernstein

Entities Involved

  • Microsoft Corp. (MSFT)Technology company
  • AzureMicrosoft cloud platform
  • CopilotAI product within Microsoft 365
  • Meta Platforms, Inc. (META)Social media company
  • iShares Expanded Tech-Software Sector ETF (IGV)Technology sector ETF

MarketMoodz Analysis

The move signals near-term volatility for a mega-cap tech name that has been a core AI and cloud proxy for investors. Softer Azure growth and a miss on More Personal Computing guidance imply potential pressure on near-term margins and ROI expectations from large-scale cloud investments.

Historically, Microsoft’s stock has shown resilience around AI catalysts, but the 2020-era pattern of outsized daily moves underlines elevated risk in big-tech when AI spend and data-center capacity milestones miss or disappoint. The market is recalibrating growth expectations for AI-enabled services and how quickly cloud hardware can translate into durable profitability.

What to watch next: the pacing of GPU allocations to Azure, the ROI of Copilot and M365 AI features, and any revisions to Azure KPI targets; keep an eye on the next earnings cycle and how analysts adjust price targets and sector exposure in response to AI spend trajectories.

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