Microsoft has become the second publicly traded company in history to reach a $4 trillion market valuation, propelled by booming demand for artificial intelligence and record performance from its cloud computing division.
The milestone was reached on Thursday, just weeks after chipmaker Nvidia became the first company to cross the same threshold on 9 July. The Washington-based tech giant’s achievement follows a strong quarterly earnings report and a bold forecast for future AI-led capital investment.
Microsoft’s Azure cloud platform continues to be a primary driver of growth, with the company reporting surging sales in its most recent update. It also announced plans to spend a record $30 billion in capital expenditure during the first quarter of its current fiscal year—largely to expand AI infrastructure and meet intensifying enterprise demand.
“It is in the process of becoming more of a cloud infrastructure business and a leader in enterprise AI, doing so very profitably and cash generatively despite the heavy AI capital expenditures,” said Gerrit Smit, lead portfolio manager at the Stonehage Fleming Global Best Ideas Equity Fund.
Microsoft first surpassed the $1 trillion mark in April 2019. Compared to the rapid ascent of Nvidia—whose value has tripled in under 12 months—Microsoft’s growth has been more measured, underpinned by consistent earnings and strategic shifts toward cloud services and artificial intelligence.
The company’s ambitious AI roadmap, combined with strategic layoffs and aggressive investment in next-generation technologies, has positioned it as a frontrunner in the global race for AI supremacy.
Investor confidence is surging across the wider tech sector. Meta Platforms, another tech titan, also reported stronger-than-expected earnings this week, citing AI as a major contributor to its revitalised advertising business. The social media giant raised its full-year capital spending forecast by $2 billion, echoing a similar move by Google parent company Alphabet just days earlier.
The optimism has driven broader market gains, with the S&P 500 and Nasdaq reaching record highs in recent days, buoyed further by positive developments in trade talks between the US and international partners ahead of former President Trump’s 1 August tariff deadline.
Microsoft’s latest quarterly forecast—its largest single-quarter capital expenditure plan in history—suggests it could outspend rivals over the coming year as it scales its AI and cloud infrastructure.
Since September 2022, Microsoft has delivered back-to-back record revenues. The company has also been actively streamlining its operations, announcing several rounds of layoffs to sharpen its focus on high-growth segments.
As AI continues to reshape industries and fuel investor enthusiasm, Microsoft’s steady evolution from a traditional software provider into an AI-powered cloud infrastructure leader appears to be paying off—both on the balance sheet and in the markets.
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Microsoft joins $4tn club as AI-driven growth fuels tech boom