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The Global AI Buildout Accelerates as Tech Titans Drive Record Investment

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The global race to build artificial intelligence infrastructure shows no sign of slowing, as technology giants and industrial firms alike pour trillions into data centers, chips, and computing power. Nvidia’s market value soared past $5 trillion this week — a milestone that underscores how central AI has become to the global economy.

In a whirlwind week for the tech sector, Microsoft and OpenAI struck a landmark deal expanding the ChatGPT maker’s fundraising capacity, while Amazon announced 14,000 corporate job cuts just days before its cloud division reported its fastest growth in nearly three years. Together, these developments highlight AI as the defining engine of modern corporate spending and stock market momentum.

AI’s impact now extends beyond Silicon Valley. Over 100 non-tech companies — from Honeywell and GE Vernova to Caterpillar — referenced data centers in their earnings calls, signaling how deeply AI demand is reshaping industrial supply chains. Caterpillar’s data center equipment sales jumped 31% last quarter, reflecting the sector’s explosive growth.

Goldman Sachs projects global AI-related infrastructure spending could reach up to $4 trillion by 2030. Microsoft, Amazon, Meta, and Alphabet are expected to collectively invest around $350 billion this year alone. Meanwhile, AI investment is fueling international trade, with the U.S. importing vast quantities of semiconductors from Taiwan, South Korea, and Vietnam.

Despite talk of an AI “bubble,” companies continue to ramp up spending. Apple plans to significantly boost AI investments, and Amazon is projecting capital expenditures of $125 billion in 2025. Economists say this phase of the AI revolution remains in its early stages — with innovation advancing faster than any technology cycle in recent history.

Western Digital and Seagate Surge as AI Infrastructure Demand Fuels Record Gains

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Shares of data storage leaders Western Digital and Seagate have skyrocketed this year, outpacing the broader market as global demand for AI-driven infrastructure fuels unprecedented growth in hard drive sales. Both companies’ stocks have surged over 200% in 2025, reaching record highs amid a worldwide scramble to expand data storage capacity for artificial intelligence applications.

Western Digital shares rose more than 11% on Friday after the company forecast second-quarter earnings above Wall Street estimates. Analysts at J.P. Morgan noted that Western Digital has secured purchase orders from five of its largest customers through 2026, signaling strong confidence in sustained AI-related demand.

Seagate, a close rival, also projected revenue and profit above expectations earlier this week, pushing its stock up more than 22%. Both companies are now among the top three performers in the S&P 500 this year, trailing only Robinhood.

Smaller competitor Sandisk, spun off from Western Digital in February, has seen its shares soar fivefold since its debut and was up another 3.6% on Friday ahead of its upcoming earnings report.

The S&P 1500 tech hardware, storage, and peripherals sector—which includes all three companies—has climbed more than 12% this year, hitting an all-time high. As major tech firms like Alphabet, Microsoft, Meta, and Amazon ramp up capital spending on chips and data centers, analysts expect global AI infrastructure investments to reach up to $4 trillion by 2030.

OpenAI, Oracle and Vantage to build $15B Stargate data center in Wisconsin

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OpenAI, Oracle (ORCL.N), and Vantage Data Centers announced plans to develop a massive new data center campus in Port Washington, Wisconsin, as part of the multibillion-dollar Stargate initiative designed to keep the U.S. at the forefront of artificial intelligence infrastructure.

The Wisconsin site, named Lighthouse, is set for completion in 2028 and will create more than 4,000 skilled construction jobs, most of them union-based. Backed by Vantage’s $15 billion investment, the facility will be a core component of OpenAI and Oracle’s plan to deliver over 4.5 gigawatts of IT capacity nationwide.

Stargate—envisioned as a $500 billion, 10-gigawatt project—also includes Japan’s SoftBank Group (9984.T) and recently began work on its first AI data center in Abilene, Texas. The initiative aligns with President Donald Trump’s broader strategy to maintain U.S. dominance in advanced computing amid growing competition from China.

OpenAI and its primary backer Microsoft (MSFT.O) are among the major tech firms investing heavily in data centers to power generative AI systems such as ChatGPT and Copilot, both of which demand vast computing resources.

Once operational, the Lighthouse campus will anchor a growing network of Stargate sites being developed with Oracle, generating more than 1,000 long-term jobs and thousands of additional indirect roles in the region.

Vantage, supported by private equity firm Silver Lake and asset manager DigitalBridge (DBRG.N), will oversee the Port Washington buildout as part of its ongoing U.S. data center expansion. The companies said the project marks a crucial step toward meeting the exploding global demand for AI infrastructure.