8-K: Soluna Energizes Project Dorothy 2, Boosts Capacity to 123 MW

Soluna Holdings, Inc. announced the completion and full energization of Project Dorothy 2, significantly increasing its operational data center capacity to 123 MW.

Summary

• Soluna Holdings, Inc. has completed and fully energized Project Dorothy 2, the 48 MW second phase of its flagship Project Dorothy in West Texas.
• The entire 100 MW Project Dorothy campus is now fully operational, delivered on time and on budget.
• This milestone increases Soluna's total energized data center capacity to 123 MW and over 5 EH/s, marking a 73.3% increase since April 2025.
• Project Dorothy 1 & 2 combined have a total capacity of 98 MW for Bitcoin mining, with 25 MW for proprietary mining and 73 MW for hosting five industry-leading partners.
• The site operates with over 30,000 deployed mining rigs, an operating hashrate of over 3.9 EH/s, and a fleet efficiency of 24 J/TH.
• It boasts an uptime of over 94% during operational hours and consumes approximately 80,000 MWh of otherwise wasted renewable energy annually at a power price of $32.5/MWh.

Sentiment

Score: 9

Explanation: The filing reports the successful completion of a major project (Project Dorothy 2) on time and on budget, significantly increasing the company's operational capacity and hashrate. It highlights strong operational metrics, job creation, and progress on future projects, indicating robust execution and positive growth trajectory.

Positives

• Project Dorothy 2 was completed and fully energized on time and on budget.
• The entire 100 MW Project Dorothy campus is now fully operational.
• Total energized data center capacity increased by 73.3% since April 2025, reaching 123 MW and over 5 EH/s.
• Project Dorothy 2 is Soluna's highest-performing site, managing over 2 EH/s independently.
• Early revenue generation from Project Dorothy 2 began within six months of groundbreaking.
• The project utilizes approximately 80,000 MWh of otherwise wasted renewable energy annually.
• The site demonstrates high operational efficiency with a fleet efficiency of 24 J/TH and over 94% uptime.
• The transition to full operations created 18 full-time local jobs and additional indirect roles.
• Soluna continues to advance its 1 GW+ of Renewable Computing projects, including Project Kati (166 MW) under construction.

Risks

• Forward-looking statements involve inherent risks and uncertainties, as detailed in the Company's filings with the SEC.

Future Outlook

Soluna continues to advance its portfolio of over 1 GW of Renewable Computing projects, including the 166 MW Project Kati which is currently under construction. Each site is designed to convert underutilized renewable energy into scalable, sustainable computing infrastructure for high-performance applications like Bitcoin mining and AI.

Management Comments

• "Our team delivered a complex, large-scale project on schedule, proving that Renewable Computing can be deployed quickly, reliably, and sustainably. It’s exciting to be growing again." John Belizaire, CEO of Soluna.

Industry Context

This announcement highlights the growing trend of utilizing curtailed or surplus renewable energy for energy-intensive computing applications such as Bitcoin mining and AI. Soluna's strategy of co-locating data centers with wind, solar, or hydroelectric power plants positions it within the 'green data center' movement, addressing both energy sustainability and the increasing demand for compute power. The modular design and proprietary MaestroOS platform suggest an emphasis on operational efficiency and grid integration, which are critical factors in this evolving industry.

Comparison to Industry Standards

• The site achieves 'industry-leading efficiency' of 24 J/TH.
• It maintains over 94% uptime during operational hours.

Stakeholder Impact

• Shareholders: Positive impact due to increased operational capacity, potential for higher revenue from Bitcoin mining and hosting, and successful project execution.
• Employees: Creation of 18 full-time local jobs and additional indirect roles.
• Customers (Hosting Partners): Benefits from increased hosting capacity and reliable, efficient operations at Project Dorothy.
• Local Communities: Job creation and utilization of local resources.
• Energy Grid: Utilizes otherwise wasted renewable energy, contributing to grid stability and sustainability.

Next Steps

• Advance the 1 GW+ of Renewable Computing projects.
• Continue construction of the 166 MW Project Kati.

Key Dates

Recommendation

The successful completion of Project Dorothy 2 on time and on budget, leading to a 73.3% increase in operational capacity and over 5 EH/s total hashrate, represents a significant positive operational milestone. The project's high efficiency (24 J/TH) and uptime (>94%), coupled with the utilization of otherwise wasted renewable energy at a competitive power price ($32.5/MWh), demonstrate strong execution and a sustainable business model. The advancement of Project Kati and a 1 GW+ pipeline further indicates robust growth prospects in the high-demand sectors of Bitcoin mining and AI computing. This operational success significantly de-risks future growth and positions Soluna favorably within the green data center industry.

Keywords

Soluna Holdings, Project Dorothy 2, Data Center, Renewable Energy, Bitcoin Mining, AI Computing, West Texas, SLNH, Green Data Centers, MaestroOS, Cryptocurrency Mining