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  • For Anthropic’s 401 MW AI Lease, TeraWulf’s Real Asset Is a Smelter’s Grid Connection

    For Anthropic’s 401 MW AI Lease, TeraWulf’s Real Asset Is a Smelter’s Grid Connection

    TL;DR · 30-second read

    The Short Version

    TeraWulf, a company that used to mine bitcoin, has lined up the artificial intelligence developer Anthropic as the tenant for a giant computer campus on the site of an old aluminum plant in Kentucky.

    The lease runs 20 years and is estimated to be worth about $19 billion. Its computers will use about as much electricity as a small city. Averaged out, the yearly rent would be more than five times what TeraWulf now takes in from sales in a year.

    The takeaway: for artificial intelligence, the scarce ingredient is electricity, and an old factory already wired for enormous power loads was the prize.

    StocksToTrade reported on October 2, 2026 that TeraWulf Inc. (Nasdaq: WULF) has secured Kentucky Public Service Commission approval for a Retail Electric Service Agreement providing up to 482 megawatts (MW) of power to its Justified Data Campus, a repurposed former aluminum smelter, and that the campus is anchored by a 20-year lease with Anthropic covering roughly 401 MW of critical IT load. The lease carries options to extend by up to 10 more years and an estimated $19 billion of contracted revenue, backed by expected investment-grade credit. Initial investment in the project is estimated at $4.0–4.5 billion.

    WULF shares rose 4.15% on the day, closing near $15.49 after a pullback from the $17–18 range in early September. The same period brought a run of analyst initiations: Wells Fargo, UBS, Freedom Capital and Jones started the stock at Buy or Overweight with targets from $19 to $30, while Rothschild & Co Redburn started at Neutral with a $15 target.

    Executive Summary

    TeraWulf, a U.S. company that built its business mining bitcoin, is turning a former Kentucky aluminum smelter into an AI data center campus with Anthropic as its anchor tenant. The two numbers at the center of the deal — 482 MW of approved power and a 401 MW lease — sit close enough together that the lease reads as sized to fit inside the power the state regulator signed off on.

    That is the significance for the wider market. AI developers need enormous, reliable electricity, and power access is widely described as the main bottleneck in building data centers for them. A site that already carries heavy industrial power infrastructure, paired with a regulatory approval, gives a landlord something a tenant will commit to for 20 years before the buildings exist.

    For TeraWulf, the lease implies revenue on a scale far beyond anything its mining business has produced. It also means the story now turns on execution and financing: roughly $4 billion or more must be spent before that revenue arrives.

    The Lease Fits Inside the Power Approval

    Two numbers explain this deal. The Kentucky Public Service Commission, the state’s utility regulator, approved a Retail Electric Service Agreement — in effect a large-customer supply contract with the local utility — for up to 482 MW at the Justified Data Campus. Anthropic’s lease covers roughly 401 MW of critical IT load, meaning the power reserved for the servers themselves, before cooling, power conversion and building systems. The difference is about 81 MW, so the approved supply is roughly 1.2 times the IT load. That ratio is consistent with the overhead a modern, efficient facility needs for cooling and electrical losses, which suggests the tenant commitment was sized to the power envelope rather than the other way round.

    That ordering matters for anyone valuing a converted miner. The expensive part of the campus is still ahead: the $4.0–4.5 billion of initial investment is planned spending, not completed construction. What TeraWulf could offer a 20-year tenant today is a site with heavy power infrastructure already in place and a regulatory path to nearly half a gigawatt of supply. In that sense the grid connection — not the buildings, and not bitcoin mining hardware — is the asset Anthropic is committing to.

    The consequence reaches several groups. Utilities and state regulators become gatekeepers of AI leasing, because their approvals set how much capacity a landlord can sell. Owners of retired heavy-industry sites hold something newly valuable. And tenants sign multi-decade commitments whose value depends on construction that has not yet happened.

    Why an Old Smelter Beat a Greenfield Site

    Aluminum smelting is among the most electricity-hungry industrial processes, so smelter sites are typically built with high-voltage connections and substations sized for very large, continuous loads. Repurposing one is a “brownfield” project — building on previously developed industrial land — as opposed to a “greenfield” build on empty land that must wait for new transmission and utility upgrades. Wells Fargo, launching coverage with an Overweight rating and a $30 target, highlighted exactly this point: existing infrastructure cuts both time and capital spending compared with starting from scratch.

    Notably, the flagship is not a converted bitcoin mine. What TeraWulf’s mining history appears to contribute is experience in finding, contracting and energizing industrial-scale power, rather than the mining sites themselves. That distinction matters for investors who value miners on the megawatts they already run: this deal suggests the premium goes to power that can be delivered at data-center quality and scale, wherever it sits, and to the ability to get it approved.

    It also shows who is signing. Anthropic, an AI developer, is named as the direct tenant of a former miner. One deal does not make an industry trend, but Wells Fargo’s reference to an 839 MW contracted capacity pipeline across three tenants indicates TeraWulf is building a portfolio around this model rather than a one-off project.

    $19 Billion of Revenue, $4 Billion-Plus of Spending First

    Simple division puts the estimated $19 billion of contracted revenue at an average of about $950 million a year over the 20-year base term — a rough figure that ignores rent escalators and the construction ramp. That is more than five times TeraWulf’s trailing revenue of about $168.5 million. Against it sits an estimated $4.0–4.5 billion of initial investment, or roughly $10–11 million per megawatt of IT load.

    The spending comes first. TeraWulf reported free cash flow of about −$992 million in its latest quarter, raised more than $1.1 billion of equity and put over $1.0 billion into property and equipment. Debt is modest relative to equity, at about 0.16, but working capital is negative and the current ratio — short-term assets divided by short-term liabilities — is below 1. In plain terms, the company is spending well ahead of the cash the lease will eventually produce.

    This is where “expected investment-grade credit” carries weight. A long lease backed by investment-grade credit — a rating signaling low default risk — is the kind of contract lenders will finance against. If that support materializes as described, much of the build could be funded with debt rather than further share sales; if it does not, the burden shifts back toward equity and dilution of existing shareholders.

    Where the Bulls and the Skeptics Actually Disagree

    Analysts largely agree on the asset and differ on the backdrop. Wells Fargo ($30, Overweight), UBS ($24, Buy, arguing a fully leased development portfolio could be worth up to $30 a share), Freedom Capital ($19, Buy, with a “floor” near $14) and Jones ($30, Buy) frame TeraWulf as a favored AI infrastructure name, and FactSet data put the consensus at Buy with a mean target in the mid-$30s.

    Rothschild & Co Redburn’s Neutral rating and $15 target — close to where the stock closed — rests on a different question: not whether the Kentucky campus is valuable, but whether tightening credit markets and the balance sheets of hyperscalers, the largest cloud providers, will keep funding AI buildout at the current pace. That is a fair challenge to a business built on long-dated tenant commitments and borrowing against them. Equally, the bull case rests on a named tenant and a regulatory approval, which are concrete rather than speculative.

    Concentration is the risk both camps must weigh. One tenant anchors the flagship, and a 20-year lease is only as strong as that tenant’s ability to pay through cycles in AI spending. Delivering 401 MW of capacity on schedule is the near-term test that will settle which view was closer.

    Background

    TeraWulf Inc. (Nasdaq: WULF) built its business as a U.S. bitcoin miner, running large fleets of specialized computers that draw electricity around the clock. That model depends on securing large amounts of reliable, low-cost power — the same input that AI data centers need. As demand for AI computing has surged, TeraWulf and other public miners have begun converting capacity into data centers that host AI workloads, shifting from mining revenue toward long-term leases.

    Anthropic is an AI developer whose models require very large amounts of computing capacity. In data center leasing, “critical IT load” measures the power available to the servers, and state utility regulators such as the Kentucky Public Service Commission approve the supply agreements that make large new loads possible — which is why power approvals have become central milestones in AI infrastructure projects.

    Sources

    Source: WULF Stock Rallies As Massive Anthropic AI Deal Takes Shape — StocksToTrade on TeraWulf’s Kentucky power approval, Anthropic lease and analyst coverage.

  • Kentucky Approves 482 MW Power Deal for TeraWulf’s Justified AI Campus

    Kentucky Approves 482 MW Power Deal for TeraWulf’s Justified AI Campus

    Kentucky’s Public Service Commission has approved a power agreement covering 482 megawatts (MW) for TeraWulf’s Justified data center campus, according to reports from Spectrum News, Blockspace Media, and a Yahoo Finance industry roundup. TeraWulf (Nasdaq: WULF) is a power-focused digital infrastructure company that built its business on bitcoin mining and has been expanding into AI and high-performance computing hosting.

    The same roundup that carried the approval also noted two related industry signals: Morgan Stanley sees an uptick in “powered shell” deals — transactions for buildings with power secured but computing equipment not yet installed — and mining-services firm Luxor is piloting GPU curtailment, the practice of throttling AI chips during grid stress. Together they sketch a market organizing itself around electricity, not hardware.

    Executive Summary

    The headline fact is regulatory, not technical: a state utility commission has signed off on nearly half a gigawatt of electric supply for a single data center campus. In most U.S. states, when an industrial customer of this size negotiates a supply arrangement with a utility, the deal must be approved by the Public Service Commission (PSC) — the state body that oversees utility rates — largely to ensure ordinary ratepayers are not left subsidizing a private buildout. Clearing that gate is what converts a data center site from a land parcel into a bankable project.

    That is why this approval matters beyond TeraWulf. Across the AI infrastructure market, the binding constraint has shifted from acquiring GPUs to securing firm, utility-scale power on a defensible timeline. A 482 MW allocation — on the order of the electricity draw of a small city — is precisely the kind of milestone that lenders, tenants, and investors now treat as the real start line for a campus. The reports, however, are thin on terms: pricing, energization schedule, counterparty details, and tenant commitments are not disclosed, so the approval should be read as a necessary step, not a finished project.

    Power, Not Silicon, Has Become the Scarce Input

    Two years ago, the defining shortage in AI infrastructure was accelerator chips. Today, developers can generally buy or lease GPUs faster than they can energize buildings to run them. Grid interconnection queues, transmission upgrades, and utility rate proceedings run on multi-year timelines that no amount of capital compresses quickly. A regulatory order granting 482 MW is therefore a genuinely scarce asset — arguably scarcer than the computing hardware that will eventually sit behind it.

    The market is pricing this in. Morgan Stanley’s reported observation of rising powered-shell deal activity — buyers paying for structures whose main value is a secured power allocation rather than installed equipment — is direct evidence that megawatts, not square footage or servers, carry the premium. When the shell is worth more powered than fitted out, the industry is telling you where the bottleneck is.

    Why the Regulatory Approval Is the Real Milestone

    Large power agreements between utilities and single customers typically require commission review because they can shift costs onto other ratepayers or strain regional supply. A PSC approval signals that regulators examined the arrangement and judged it consistent with the public interest — a de-risking event that private negotiations alone cannot provide. For project finance, an approved power agreement is the difference between a story and a schedule.

    It also reflects a competition among states. Data center campuses bring construction activity, tax base, and some permanent jobs, and states with available generation and transmission capacity are positioned to win projects that power-constrained markets cannot host. Kentucky approving a deal of this size suggests its regulators concluded the grid can accommodate the load — a judgment other states are increasingly unable to make. What the reports do not show is the fine print of that judgment: rate design, curtailment obligations, and who pays for any grid upgrades all determine whether the deal is as good as the headline.

    TeraWulf’s Pivot and the Miner-to-AI Playbook

    TeraWulf is a case study in a broader migration. Bitcoin miners spent a decade acquiring exactly the assets AI now needs: large grid interconnections, industrial sites, and operational experience running dense computing loads. Converting or extending those assets to serve AI and high-performance computing tenants — who pay contracted, recurring rates rather than volatile mining rewards — has become the dominant strategic play for the sector. The Justified campus approval extends TeraWulf’s footprint beyond its established New York operations and adds to the inventory of power it can offer future tenants.

    The Luxor GPU curtailment pilot mentioned in the same roundup is the other half of the playbook. Curtailment — voluntarily reducing power draw when the grid is stressed, a practice miners refined for years — is now being adapted to GPU fleets. If AI loads can flex, utilities and regulators can approve more of them; flexibility is effectively a currency data center operators can spend to win allocations like this one.

    What Is Substantiated — and What Is Not

    It is worth being plain about the sourcing: these are aggregated news reports of a regulatory action, not a detailed order or company filing presented with terms. The 482 MW figure and the PSC approval are consistently reported across outlets. What is not substantiated in the available material: contract pricing, the delivery timeline, the phasing of the load, financing for the campus buildout, and — critically — whether any tenant has committed to occupy the capacity. An approved power agreement creates the opportunity to build a revenue-generating campus; it does not by itself demonstrate demand, and readers should weight the milestone accordingly.

    Background

    TeraWulf went public in 2021 as a bitcoin miner differentiated by its focus on low-cost, predominantly zero-carbon power, with its flagship Lake Mariner facility on the site of a former coal plant in western New York. Like much of the mining sector, it has since repositioned toward AI and high-performance computing hosting, where long-term contracts with computing tenants offer steadier revenue than mining. The Justified campus in Kentucky represents an expansion of that strategy beyond its original footprint.

    The broader backdrop is an unprecedented collision between AI demand and the U.S. electric grid. Data center power consumption is growing faster than transmission and generation can be added, pushing interconnection queues to multi-year waits and making state regulatory approvals — like this Kentucky PSC order — the decisive milestones in whether and where AI infrastructure gets built.

    Source: TeraWulf Secures 482 MW for Justified, Morgan Stanley Sees Powered Shell Deal Uptick, Luxor Pilots GPU Curtailment — Yahoo Finance industry roundup, with corroborating reports from Spectrum News and Blockspace Media on the Kentucky PSC approval.

  • Louisville’s 500,000 Sq Ft Cap Shows Local Zoning Now Gates AI Data Center Scale

    Louisville’s 500,000 Sq Ft Cap Shows Local Zoning Now Gates AI Data Center Scale

    TL;DR · 30-second read

    The Short Version

    Kentucky’s two biggest cities are drawing lines around the giant computer warehouses being built to run artificial intelligence.

    Louisville proposed a size limit of 500,000 square feet, roughly nine football fields. Only three months earlier, the city approved one about 28 football fields big. Lexington stopped accepting new applications until October 31 after neighbors objected to plans to expand one.

    Why it matters: city halls, not just tech companies, are now deciding how big these buildings can get and where they can go.

    Kentucky’s two largest cities moved on June 9 to rein in hyperscale data centers, the Kentucky Lantern reported. Lexington’s Urban County Council suspended its legislative rules to impose a moratorium on data center applications through Oct. 31 while it writes zoning amendments. The same day, the Louisville Metro Planning Commission released a draft ordinance that would ban any data center larger than 500,000 square feet and restrict facilities over 250,000 square feet to industrial areas.

    Louisville residents have 30 days to comment on the draft before it goes to Louisville Metro Council. In March, the same planning commission approved a 1.6 million-square-foot data center in West Louisville despite local opposition.

    Executive Summary

    Lexington and Louisville took different routes to the same goal on the same afternoon. Lexington hit pause: no new data center applications until Oct. 31, prompted by a developer’s purchase of a local data center property that it intends to expand. Louisville went straight to rules: a draft siting ordinance with a hard size ceiling of 500,000 square feet and industrial-only zoning for anything over 250,000 square feet.

    The significance lies in the numbers. Louisville’s proposed ceiling is less than a third of the size of the facility the city approved three months earlier. For developers planning large AI campuses, that means the maximum scale of a project in Kentucky’s biggest city may be fixed by a planning document, regardless of what the grid or the supply chain could support.

    Both cities cited resident concern. Lexington Mayor Linda Gorton said she supports “very tight controls” and that the city does not support public incentives for the developer seeking to expand.

    A Ceiling Set Below a Third of March’s Approval

    The number that carries this story is the gap between two Louisville decisions made three months apart. In March, the Louisville Metro Planning Commission approved a 1.6 million-square-foot data center in West Louisville over local objections. On June 9, the same commission released a draft ordinance that would ban any data center larger than 500,000 square feet, less than a third of that approved facility, and confine anything over 250,000 square feet to industrial zones.

    This is how local zoning becomes a constraint on the scale of AI buildout. Hyperscale campuses, the very large facilities built for cloud and AI operators, draw much of their economic advantage from concentration: one site, one large electrical connection, one security perimeter, shared cooling infrastructure. A hard floor-area ceiling means a developer who wants that scale in Louisville would have to split it across buildings or sites, if the final ordinance allows that at all, or build somewhere else. In either case, the largest permissible project is being set by the planning code, independent of what power and equipment supply could support.

    The effects fall on specific groups: developers and landowners holding Louisville sites, the local utility planning for large new electrical loads, and residents who opposed the March approval. Brian Davis, director of Louisville’s office of planning, described the goal as “clear, achievable standards that provide transparency and clarity for both residents and potential developers.” Clarity does have value for investors, since a known ceiling is easier to finance around than a case-by-case fight. But the ceiling sits well below the size of the projects that prompted it.

    Two Cities, Two Tools: Pause Versus Rulebook

    Lexington and Louisville used different instruments on the same day. Lexington’s council suspended its legislative rules to impose a moratorium through Oct. 31 while it drafts zoning amendments: pause first, rules later. Louisville, where a separate committee tabled a data center moratorium earlier in June, went straight to draft regulations and opened a 30-day public comment period before the ordinance reaches Metro Council.

    For developers, the difference matters. A moratorium stops the clock entirely and leaves the eventual rules unknown. Lexington’s amendments could end in controls or, potentially, an outright ban. A draft ordinance keeps applications possible and tells the market roughly what it will face. Neither city has final rules today, and Lexington’s pause alone runs for nearly five months.

    Lexington’s action was triggered by a single transaction, a developer buying an existing local data center property with plans to expand it. Council member Emma Curtis called it “a case of an issue being expedited because of constituent concern and advocacy.” That is a direct statement that resident objections, not a staff study, set the timetable. That is a legitimate part of local democracy. It also means the rules will be written with one specific project in view.

    Square Feet Are a Blunt Proxy for the Grid

    Mayor Gorton stated the concern most clearly: data centers “do not produce many jobs, and have the potential to increase utility costs on local residents.” Both points are common in these debates, and both deserve the same scrutiny applied to developers’ promises of economic benefit. Gorton did not attach figures to either claim. Whether a large facility actually raises household bills depends heavily on how the utility and state regulators assign the cost of new generation and transmission, and neither city’s action settles that question.

    That exposes a limit in Louisville’s approach. Floor area is easy to measure and enforce, but it is only an indirect measure of what worries residents most: electricity demand. Servers built for AI draw far more power per rack than conventional cloud equipment, so two buildings of the same size can place very different loads on the grid. A 500,000-square-foot cap controls land use, traffic and physical footprint. It controls power draw only loosely.

    For industry readers, the practical point is that Kentucky’s largest cities are regulating the most visible dimension of data centers first. Site selection now depends on local square-footage thresholds as well as power availability and land cost, and Louisville’s shift between March and June shows those thresholds can move within a single planning cycle.

    Background

    Kentucky has long hosted smaller data centers supporting services such as cloud storage. The wave of investment in artificial intelligence has brought a different class of facility nationwide: hyperscale data centers that can consume as much electricity as an entire power plant and can span millions of square feet.

    Louisville has already experienced that shift. In March its Planning Commission approved a 1.6 million-square-foot data center in West Louisville despite local pushback, and earlier in June a separate city committee tabled a proposed data center moratorium. Lexington’s action followed a developer’s purchase of an existing local data center property with plans to expand it.

    Sources

    Source: Kentucky’s two largest cities take action to address concerns over hyperscale data centers (Kentucky Lantern), on Lexington’s data center moratorium and Louisville’s draft data center siting ordinance.