10-K: TeraWulf Shifts to HPC, Secures Billions in Funding Amid Losses

TeraWulf Inc. reported a significant net loss in 2025 as it aggressively transitions its core business from bitcoin mining to high-performance computing, backed by billions in new debt and strategic customer contracts.

Summary

• TeraWulf is undergoing a deliberate strategic transition, shifting its primary business focus from bitcoin mining to high-performance computing (HPC) hosting, including AI, machine learning, and advanced cloud applications.
• The company operates two primary campuses, Lake Mariner Data Campus in New York and Abernathy HPC Campus in Texas, with a total contracted critical IT load of 522 MW and long-dated revenue visibility.
• A third anchor location, the Cayuga Site in New York, has the potential to support up to 400 MW of gross capacity, representing approximately 320 MW of contractual critical IT load upon completion of permitting and site development.
• TeraWulf aims to contract approximately 250 MW to 500 MW of new critical IT HPC capacity annually, aligning with customer demand and power availability.
• HPC leasing operations commenced in July 2025, generating $16.9 million in revenue for the year, with 18 critical IT MW of HPC capacity energized at the Lake Mariner Data Campus.
• The company acquired 100% of Beowulf Electricity & Data LLC (Beowulf E&D) on May 21, 2025, for approximately $54.6 million, enhancing internal capabilities in power infrastructure development and operations.
• In October 2025, TeraWulf entered into the Abernathy Joint Venture, holding a 50.1% ownership interest, to develop a 168 MW critical IT load HPC campus fully pre-leased to Fluidstack USA III with credit support from Google.
• Bitcoin mining operations as of December 31, 2025, included approximately 49,400 operational miners, representing 9.3 EH/s of self-mining capacity, with an average miner efficiency of 17.2 j/th.
• Total bitcoin mined decreased to 1,496 in 2025 from 2,728 in 2024, primarily due to the bitcoin halving event in April 2024 and an increase in network hashrate.
• The average cost to mine one bitcoin (excluding depreciation) significantly increased to $53,681 in 2025 from $25,268 in 2024, driven by higher realized power costs and the halving event.
• The average value of each bitcoin mined increased to $101,307 in 2025 from $62,889 in 2024.
• The company reported a net loss of $(661.4) million for the year ended December 31, 2025, a substantial increase from a net loss of $(72.4) million in 2024.
• Total revenue increased to $168.5 million in 2025 from $140.1 million in 2024, with digital asset revenue at $151.6 million and HPC lease revenue at $16.9 million.
• Operating expenses (including related party) increased to $19.7 million in 2025 from $7.6 million in 2024, and selling, general and administrative expenses (including related party) rose to $147.8 million from $70.6 million.
• Interest expense surged to $80.2 million in 2025 from $19.8 million in 2024, largely due to new debt issuances.
• A negative change in the fair value of warrants and derivatives of $(429.8) million was recorded in 2025.
• As of December 31, 2025, the company had cash and cash equivalents of $3,266.4 million and working capital of $1,742.4 million, but an accumulated deficit of $(993.7) million.
• TeraWulf issued $3.2 billion in 7.75% Senior Secured Notes due 2030, $1.0 billion in 1.00% Convertible Senior Notes due 2031, and $1.025 billion in 0.00% Convertible Senior Notes due 2032 in 2025.
• The Abernathy Joint Venture also completed a private offering of $1.3 billion in 7.250% Senior Secured Notes due 2030 in December 2025.
• An SEC inquiry regarding electricity sources used in operations was closed on January 31, 2025, with no enforcement action recommended against the company.

Sentiment

Score: 4

Explanation: StockSavvy.ai views this as a mixed filing. While the strategic shift to HPC and significant capital raises are positive for long-term growth, the substantial net loss and increased cost of bitcoin mining in 2025 indicate significant short-term financial challenges and execution risks during this transition.

Positives

• Successfully executing a strategic transition towards high-performance computing (HPC) hosting, securing 522 MW of critical IT load with long-dated revenue visibility.
• Established long-term, credit-enhanced customer contracts, notably with Google providing credit support for Fluidstack's obligations under HPC leases, materially strengthening revenue durability.
• Significantly bolstered liquidity and capital resources through substantial debt offerings in 2025, including $3.2 billion in Senior Secured Notes and over $2 billion in Convertible Senior Notes, resulting in $3.26 billion in cash and cash equivalents.
• The acquisition of Beowulf E&D on May 21, 2025, materially expanded internal capabilities in power infrastructure development, site operations, engineering, and project execution.
• Achieved regional diversification by expanding its HPC platform into the Southwest Power Pool region with the Abernathy HPC Campus, reducing concentration risk.
• Maintains a highly efficient bitcoin mining fleet with an average energy efficiency of 17.2 j/th, optimizing output and minimizing energy consumption.
• Successfully participated in demand response programs, generating $17.7 million in proceeds in 2025, which reduced cost of revenue.
• An SEC inquiry regarding electricity sources was closed on January 31, 2025, with no enforcement action, removing a potential regulatory overhang.

Negatives

• Reported a substantial net loss of $(661.4) million in 2025, significantly wider than the $(72.4) million loss in 2024.
• Adjusted EBITDA turned negative to $(23.1) million in 2025, compared to a positive $60.4 million in 2024.
• The average cost to mine one bitcoin (excluding depreciation) more than doubled to $53,681 in 2025 from $25,268 in 2024, primarily due to higher power costs and the bitcoin halving event.
• Total bitcoin mined decreased to 1,496 in 2025 from 2,728 in 2024, despite increased mining infrastructure capacity.
• Interest expense dramatically increased to $80.2 million in 2025 from $19.8 million in 2024, reflecting the significant new debt issuances.
• A substantial negative change in the fair value of warrants and derivatives of $(429.8) million was recorded in 2025.
• Selling, general and administrative expenses (including related party) increased significantly to $147.8 million in 2025 from $70.6 million in 2024.
• The company has an accumulated deficit of $(993.7) million as of December 31, 2025, indicating historical losses.
• The issuance of new common stock and convertible securities poses a risk of dilution to existing stockholders' ownership interests.

Risks

• The HPC business strategy may not perform as planned due to factors such as power supply reliability, supply chain disruptions, new tariffs, labor availability, and specialized expertise.
• Inability to complete data center campuses and future strategic growth initiatives in a timely manner or within anticipated cost estimates could adversely affect business and results of operations.
• Delays in lease commencement, limitations in customer backstop arrangements (e.g., Google backstop only effective post-commencement), and potential insufficiency of completion guarantees could impact financial condition.
• Increased costs to procure power, prolonged power and internet outages, shortages, capacity constraints, or insufficient access to power could harm operations.
• The availability of, and access to, interconnection facilities and transmission systems impacts the ability to successfully develop projects.
• Less control over strategic decisions for the Abernathy HPC Campus due to its joint venture structure.
• Dependence on significant customers for HPC data centers exposes the company to risks of customer downturns, defaults, or non-renewals.
• Contracts with HPC data center customers could subject the company to significant liability due to indemnification and service level commitments.
• Certain HPC customer agreements may restrict providing services to competitors, hindering future customer acquisition.
• Inability to access sufficient additional capital for future strategic growth initiatives, which may be costly, difficult to obtain, or dilutive.
• Failure to successfully integrate acquired businesses could negatively impact the balance sheet and results of operations.
• Increased compliance costs may arise from strategic acquisitions.
• Advancements in AI model efficiency could reduce demand for high-power density data center infrastructure.
• Cyber-attacks, data breaches, or malware may disrupt operations, trigger significant liability, and damage reputation.
• Difficulties or disruptions from considerable investments in information technology systems and processes could adversely affect business.
• Dependence on attracting and retaining officers, managers, and skilled professionals poses a risk to growth.
• Enhanced tariffs, import/export restrictions, or other trade barriers may adversely impact global economic conditions and the company's business.
• The company has a history of operating losses and may report additional operating losses in the future.
• Profitability of bitcoin mining operations is largely dependent on the volatile price of bitcoin.
• Instability, fraud, or failures within the broader cryptocurrency ecosystem may adversely affect bitcoin price and results of operations.
• Bitcoin halving events will reduce bitcoin mining revenue if not offset by price increases.
• Miners are specifically designed for bitcoin and may not be adaptable to other uses if bitcoin's value declines.
• Reliance on third-party miners may subject operations to increased risk of design flaws.
• Use of a third-party mining pool exposes the company to risks of downtime, inaccurate record-keeping, or pool operator failure.
• The company may not realize the economic benefits of forks in the bitcoin blockchain.
• Incorrect or fraudulent bitcoin transactions may be irreversible, leading to unrecoverable losses.
• Digital assets held by the company are not subject to FDIC or SIPC protections.
• A highly-evolving regulatory landscape for cryptocurrencies, including potential bans or restrictions, could adversely affect business.
• Changing environmental regulation and public energy policy may expose the business to new risks and increased costs.
• Compliance costs of responding to new and changing regulations could adversely affect operations.
• Interactions with a blockchain may inadvertently expose the company to specially designated nationals (SDN) or blocked persons.
• Heightened regulatory scrutiny of the cryptocurrency industry may lead to a higher risk of litigation and other legal proceedings.
• The company may be classified as an inadvertent investment company if digital assets exceed 40% of its total assets.
• Changes in the tax classification of bitcoin could have negative tax consequences.
• The trading price of common stock has been, and is likely to continue to be, volatile.
• The company is and may continue to be subject to short selling strategies and negative allegations.
• The issuance, conversion, or exercise of convertible notes and other convertible securities and warrants will dilute stockholders' ownership.
• Stockholders will not receive a return on their shares unless they sell them, as the company does not intend to pay cash dividends.

Future Outlook

Future results are expected to be increasingly influenced by the development and operation of the HPC data center platform. The revenue mix is anticipated to shift towards HPC leasing and away from legacy bitcoin mining operations. Future performance will depend on the timing of construction, commissioning, customer deployment schedules, access to power and interconnection, and the availability of project-level financing. Capital deployment in future periods will primarily focus on contracted HPC projects and disciplined expansion of the development pipeline.

Management Comments

• "Our strategy is grounded in controlling infrastructure at utility scale and pairing compute-optimized facilities with reliable, long-duration power resources."
• "This infrastructure-first approach enables TeraWulf to serve Tier-1 counterparties while maintaining operational control, development flexibility, and disciplined capital allocation."
• "While the Company currently derives the majority of its revenue from bitcoin mining, HPC hosting is now the Companys primary growth driver and operating focus."
• "Management believes this acquisition strengthened operational integration and execution capability as the Company scales its HPC platform."
• "Management believes the Abernathy Joint Venture reflects the extension of the Companys commercial relationship with Fluidstack, supported by continued credit enhancement from Google, to an additional site."
• "Management believes this diversification enhances overall platform resilience, supports customer deployment flexibility, and strengthens the Companys ability to maintain continuity of operations across its portfolio."
• "Management believes this power and infrastructure expertise enables the Company to evaluate complex, power-intensive sites efficiently and provides meaningful differentiation relative to data center developers without comparable in-house energy capabilities."
• "We are confident our expertise in power infrastructure and digital asset mining can be favorably applied to the design, development, and operation of large-scale datacenters."
• "Management believes it is more likely than not that the Company will not realize the benefits of the remaining deductible temporary differences, and as a result the Company has recorded a valuation allowance against its net deferred tax assets as of December 31, 2025 and 2024."

Industry Context

StockSavvy.ai notes TeraWulf's strategic pivot towards high-performance computing (HPC) aligns with the accelerating demand for AI, machine learning, and advanced cloud applications. The company's emphasis on vertically integrated, power-advantaged digital infrastructure, coupled with long-term, credit-enhanced contracts with Tier-1 counterparties like Google, positions it to capitalize on this trend. This approach differentiates TeraWulf from traditional data center developers by leveraging deep in-house power and grid expertise, a critical advantage in securing and optimizing energy-intensive HPC sites. The repurposing of industrial sites for data centers is also a growing industry trend, offering benefits in existing infrastructure and expedited permitting.

Comparison to Industry Standards

• TeraWulf's average miner efficiency of 17.2 j/th as of December 31, 2025, is competitive within the bitcoin mining industry, especially with the deployment of newer S21 and S21 Pro miners. For comparison, leading-edge miners typically operate in the 15-20 j/th range.
• The long-term data center lease agreements (10-25 years) with contractual escalators and investment-grade credit support (Google for Fluidstack) are strong compared to typical colocation agreements, providing enhanced revenue visibility and risk mitigation, similar to those seen in established hyperscale data center REITs like Digital Realty or Equinix.
• The strategy of repurposing former industrial sites (e.g., Lake Mariner, Hawesville) for digital infrastructure is a growing trend, offering advantages in existing power infrastructure and accelerated permitting, a model also pursued by companies like Talen Energy's Cumulus Data.

Corporate Governance

Legal Proceedings

• TeraWulf is not subject to any material pending legal and administrative proceedings, lawsuits or claims as of the date of this Annual Report.

Related Party Transactions

• The Ground Lease for the Lake Mariner Data Campus is with Somerset Operating Company, LLC, a company controlled by TeraWulf's CEO.
• The Cayuga Lease for the Cayuga Site is with Cayuga Operating Company LLC, a company controlled by TeraWulf's CEO.
• The company acquired 100% of Beowulf Electricity & Data LLC from Beowulf E&D Holdings Inc., a related party due to control by a member of company management, for approximately $54.6 million.
• A Transition Services Agreement (TSA) was entered into with affiliates of the Beowulf E&D seller, which was determined to be additional consideration transferred in the business combination.
• An eligible employee trust, administered by a third-party trustee for the benefit of certain Beowulf E&D employees, is funded annually with 2% of the company's annual capital expenditures for HPC data center development; the company is the primary beneficiary of this VIE.
• Paul Prager, the company's Chief Executive Officer, entered into a 10b5-1 Plan on December 23, 2025, providing for the potential sale of up to 1,650,000 shares of the company's common stock.

Stakeholder Impact

• Shareholders face potential dilution from significant equity issuances and convertible securities, but also stand to benefit from the long-term growth potential of the HPC strategy and the ongoing share repurchase program.
• Employees, particularly those from the acquired Beowulf E&D, benefit from strengthened internal capabilities and a comprehensive benefits program, including equity awards designed to attract and retain talent.
• Customers, especially those in HPC, are positively impacted by the expansion of high-performance, low-carbon digital infrastructure and long-term, credit-enhanced contracts, ensuring reliable and scalable services.
• Creditors have provided substantial financing, including $3.2 billion in secured notes and over $2 billion in convertible notes, with some debt benefiting from credit enhancements like the Google backstop, indicating a significant commitment to the company's strategic direction.

Next Steps

• Complete permitting and site development for the Cayuga Site, which has the potential for up to 320 MW of contractual critical IT load.
• Target completion and delivery of the Abernathy HPC Campus in the second half of 2026.
• Expect delivery to commence for the Akela Fluidstack Leases in 2026.
• Expect to close on the Morgantown acquisition in the second quarter of 2026, subject to third-party consents and customary regulatory approvals.
• Plan to construct and operate an HPC/AI data center on the recently acquired Hawesville, Kentucky site.
• Target contracting approximately 250 MW to 500 MW of new critical IT HPC capacity annually.
• Focus future capital deployment primarily on contracted HPC projects and disciplined expansion of the development pipeline.
• Paul Prager's (CEO) 10b5-1 Plan provides for potential sale of up to 1,650,000 shares between March 24, 2026, and August 31, 2026.

Key Dates

Recommendation

TeraWulf is undergoing a significant strategic transformation from bitcoin mining to high-performance computing, backed by substantial capital raises and key partnerships like Google. This shift positions the company for long-term growth in the burgeoning AI/HPC sector. However, the immediate financial results show a substantial net loss and negative Adjusted EBITDA for 2025, coupled with a sharp increase in bitcoin mining costs. While the long-term vision is compelling, the short-term financial performance and the inherent execution risks of such a large-scale transition warrant a cautious "Hold" recommendation. Investors should monitor the successful deployment of HPC capacity, the realization of anticipated revenues, and the management of operational costs during this critical transition phase.

Keywords

TeraWulf, HPC, High-Performance Computing, AI, Artificial Intelligence, Data Center, Bitcoin Mining, Digital Infrastructure, Nasdaq, SEC Filing, 10-K, Financial Report, Corporate Governance, Risk Management, Strategic Shift, Convertible Notes, Senior Secured Notes, Google Backstop, Fluidstack, Lake Mariner, Abernathy, Cayuga, Hawesville, Beowulf E&D, WULF