Bitcoin Miner IREN Surges on $9.7B AI Data Center Deal With Microsoft

Australian Bitcoin miner and data center operator IREN saw its stock soar after announcing a $9.7 billion deal with Microsoft to provide access to Nvidia-powered AI infrastructure across its North American facilities. The agreement marks a major pivot for IREN, which like other miners is shifting focus from crypto to AI to capitalize on booming demand for GPU compute.

Key highlights:

• IREN stock jumped over 8%, reaching an intraday high of $75.73 before settling near $66.
• The deal gives Microsoft access to Nvidia chips hosted in IREN’s data centers over five years.
• IREN is also investing $5.8 billion to purchase Nvidia chips and equipment from Dell Technologies.
• The company plans to fund the expansion through a mix of existing cash, customer prepayments, operating cashflows, and new financing.
• CEO Daniel Roberts called the deal “another major step forward” in scaling AI infrastructure across IREN’s 3GW secured power portfolio.

With this announcement, IREN shares are now up nearly 600% in 2025, reflecting investor enthusiasm for its strategic shift into AI infrastructure.

Key highlights:

• Stock Performance: IREN shares climbed over 8% to $66, hitting an intraday peak of $75.73. Microsoft shares remained relatively flat.
• Infrastructure Access: Microsoft will gain access to Nvidia chips hosted in IREN’s facilities over a five-year period.
• Hardware Investment: IREN is investing $5.8 billion to purchase Nvidia chips and ancillary equipment from Dell Technologies, reinforcing its AI infrastructure capabilities.
• Funding Strategy: The capital expenditures will be covered through existing cash, customer prepayments, operating cashflows, and additional financing initiatives.

This deal positions IREN as a rising player in the AI infrastructure space, with its stock now up nearly 600% in 2025, reflecting investor confidence in its strategic transformation.

Co-founder and CEO Daniel Roberts called the $9.7 billion deal with Microsoft “another major step forward for IREN,” emphasizing the company’s push to expand large-scale GPU deployments across its 3GW secured power portfolio in North America. This marks a bold pivot from crypto mining to AI infrastructure, aligning IREN with one of the fastest-growing sectors in tech.

Following the announcement, IREN shares surged to an all-time high, and are now up nearly 600% year-to-date, making it one of the most explosive performers of 2025. The deal also includes a $5.8 billion investment in Nvidia chips and equipment from Dell Technologies, further solidifying IREN’s position as a rising force in AI compute.

For investors, this signals:

• A strategic shift from volatile crypto exposure to stable, long-term AI infrastructure.
• A validation of IREN’s power assets as a competitive edge in hosting energy-intensive GPU clusters.
• A potential re-rating of the stock as it transitions into a high-growth AI infrastructure provider.