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TeraWulf, Anthropic Seal $19B Kentucky AI Data Center Lease

Markets1h ago6 min read
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TeraWulf, Anthropic Seal $19B Kentucky AI Data Center Lease

I have all the verified data I need. The deal is confirmed at $19 billion (not $9 billion as noted in the prompt — all credible sources including SEC filings confirm $19B). Writing the article now.

  • TeraWulf signed a 20-year Anthropic infrastructure deal worth ~$19B in contracted revenue at its Hawesville, Kentucky campus.
  • WULF shares surged to an intraday high of $27.55 on July 6, snapping a seven-session losing streak on elevated volume.
  • TeraWulf simultaneously sold its 50.1% Abernathy, Texas joint-venture stake to a Fluidstack-led group for ~$530 million.

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TeraWulf's 20-year, $19 billion lease with Anthropic at its Justified Data Campus marks one of the largest AI infrastructure commitments in U.S. history, sending WULF shares sharply higher.

Lead

TeraWulf Inc. (NASDAQ: WULF) announced on July 6, 2026, that its subsidiary Raylan Data LLC has executed a 20-year lease agreement with Anthropic PBC at the Justified Data Campus in Hawesville, Kentucky — a deal expected to generate approximately $19 billion in contracted revenue over the initial lease term. The agreement grants Anthropic access to roughly 401 megawatts of critical IT load for high-performance computing operations, with phased power delivery beginning in the second half of 2027 and the campus reaching full capacity by early 2028.

What Happened

Under the terms of the Anthropic infrastructure deal, Anthropic's rent obligations commence upon delivery of each phase of leased capacity and extend for 20 years from that date. The agreement also includes two successive five-year renewal options, giving Anthropic the ability to extend its commitment by up to a decade beyond the initial term. The lease is expected to carry investment-grade credit support, a structural feature that significantly de-risks the revenue stream for TeraWulf and its investors.

In a concurrent transaction, TeraWulf agreed to sell its 50.1% interest in the Abernathy Joint Venture — a 168-megawatt data center facility in Abernathy, Texas — to an investor group led by Fluidstack for approximately $530 million. The sale monetizes a roughly $450 million investment at a premium to invested capital, freeing capital for redeployment into wholly owned AI data center projects.

Market Reaction

WULF stock surged on the dual announcement, reaching an intraday high of $27.55 before settling near $24.05, a gain of approximately 13.5% on the session. The move snapped a seven-consecutive-session losing streak that had erased more than a quarter of the stock's value in the preceding fortnight. Even with that drawdown, WULF remains up more than 80% year-to-date and has gained roughly 358% over the trailing twelve months as investor appetite for AI infrastructure operators continues to grow. Session volume of approximately 4.3 million shares came in well below the stock's 30-day average of 30.9 million, suggesting the rally was conviction-driven rather than a short-squeeze dynamic.

Strategic Context

The TeraWulf Anthropic lease represents a decisive inflection point in the company's transformation from a Bitcoin mining operator into a purpose-built AI data center landlord. TeraWulf has spent the past two years repurposing power-rich campuses — originally assembled for energy-intensive proof-of-work mining — into colocation and build-to-suit facilities for hyperscale AI workloads. The Justified Data Campus, situated approximately one hour southwest of Louisville, offers access to low-cost regional power grids, a prerequisite for the continuous, high-density compute loads that frontier AI training demands.

The Abernathy divestiture follows the same strategic logic: by exiting a minority stake in a joint-venture asset, TeraWulf concentrates ownership and capital in wholly controlled properties where it captures the full economics of long-term tenancy.

AI and Technology Angle

Anthropic, the AI safety company behind the Claude family of large language models, has accelerated its data center buildout as inference demand for its models grows alongside enterprise and consumer adoption. Securing 401 MW of dedicated, long-term capacity in a single campus-scale lease is a direct response to the acute power constraints facing frontier AI developers across the United States. The Hawesville facility's phased delivery structure — first power in late 2027, full ramp by early 2028 — aligns with Anthropic's anticipated compute scaling timeline as it prepares successive model generations requiring substantially greater infrastructure.

The deal also underscores a broader shift in how AI companies are securing capacity: rather than relying solely on hyperscale cloud platforms, leading AI labs are increasingly signing direct, long-dated leases with independent operators to lock in dedicated power and eliminate latency and allocation risk.

What Comes Next

TeraWulf is expected to deploy the approximately $530 million in Abernathy proceeds toward construction financing for the Justified Data Campus expansion, with the company flagging wholly owned projects as its primary capital allocation priority. The Anthropic lease provides a backstop of predictable, contracted cash flow that may support future debt financing at favorable terms. Investor focus will shift to construction milestones, confirmation of investment-grade credit support documentation, and any additional tenant announcements at TeraWulf's broader campus portfolio.

Outlook

The $19 billion Anthropic infrastructure deal vaults TeraWulf from a speculative AI-pivot narrative into a company with contracted, long-duration revenue that rivals the capital frameworks of established data center REITs. Execution risk remains centered on construction timelines and the capital requirements of a campus-scale buildout. If delivery milestones are met, the Justified Data Campus lease positions TeraWulf as a significant, independent node in U.S. AI infrastructure — with Anthropic as its anchor tenant for a generation.

Mentioned tickers: WULF

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