CleanSpark Releases October 2025 Bitcoin Mining Update

Monthly bitcoin production of 612, contracted power grows 28%

First month of FY26 includes business evolution with key AI and HPC announcements

LAS VEGAS, Nov. 4, 2025 /PRNewswire/ -- CleanSpark, Inc. (Nasdaq: CLSK), America's Bitcoin Miner® (the "Company"), today released its unaudited Bitcoin mining and operations update for the month ended October 31, 2025. 

• Business evolution: Initiation of CleanSpark's AI and high-performance computing (HPC) strategy
• Key leadership addition: Jeffrey Thomas, industry veteran, hired to lead AI data center development
• Strategic partnership: Selected Submer as CleanSpark's first next-generation compute infrastructure partner
• AI expansion: Acquired 271 acres and secured 285 MW of long-term power agreements near Houston, Texas, for a dedicated AI data center

"This is an incredibly exciting time for CleanSpark. We've laid the foundation for our next phase of growth, selected our first strategic infrastructure partner, and secured land and power contracts for a dedicated AI data center," said Matt Schultz, Chief Executive Officer and Chairman. "These milestones show that we're not just talking about growth — we're executing it. While Bitcoin remains an integral part of our business, we're equally focused on developing large-scale data centers that will power the next generation of innovation across the digital world."

"As we continue to maximize the megawatts across our portfolio, it's essential that we operate as one integrated data center business," said Gary A. Vecchiarelli, Chief Financial Officer and President. "The cash flows from our mining operations, along with the strength of our strategic treasury and the non-dilutive capital it enables, position us to invest confidently in our growing AI capabilities. Our business has been built for this moment."

October 2025 Bitcoin Mining Highlights (Unaudited)

About CleanSpark
CleanSpark (Nasdaq: CLSK), America's Bitcoin Miner®, is a market-leading data center developer with a proven track record of success. We own a portfolio of more than 1.3 GW of power, land, and data centers across the United States powered by globally competitive energy prices. Sitting at the intersection of Bitcoin, energy, operational excellence and capital stewardship, we optimize our infrastructure to deliver superior returns to our shareholders. Monetizing low-cost, high reliability energy by producing a global emerging critical resource – compute – positions us to prosper in an ever-changing world. Visit our website at www.cleanspark.com.

Forward-Looking Statements
This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. In this press release, forward-looking statements include, but may not be limited to, statements regarding the Company's expectations, beliefs, plans, intentions, and strategies. In some cases, you can identify forward-looking statements by terms such as "may," "will," "should," "expects," "plans," "anticipates," "could," "intends," "targets," "projects," "contemplates," "believes," "estimates," "forecasts," "predicts," "potential" or "continue" or the negative of these terms or other similar expressions. The forward-looking statements are subject to a variety of known and unknown risks, uncertainties and other important factors that may cause our actual results, performance or achievements to be materially different from any future results, performance or achievements expressed or implied by the forward-looking statements, including, but not limited to: the success and performance of the Company's non-bitcoin data center activities and expansion into non-bitcoin infrastructure;  completion of construction, regulatory approvals, and electrical power availability to achieve anticipated growth; the success and performance of the digital asset management and derivatives trading activities, which were only recently commenced; the success of our digital currency mining activities; bitcoin volatility; the dependency on utility rate structures and government incentive programs;  and other risks described in the Company's prior press releases and in its filings with the Securities and Exchange Commission (SEC), including under the heading "Risk Factors" in those filings. Forward-looking statements contained herein are made only as to the date of this press release, and we assume no obligation to update or revise any forward-looking statements as a result of any new information, changed circumstances or future events or otherwise, except as required by applicable law.  

Investor Relations Contact  
Harry Sudock
702-989-7693 
[email protected] 

Media Contact 
Eleni Stylianou
702-989-7694
[email protected]

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SOURCE CleanSpark, Inc.