CleanSpark Releases May 2026 Operational Update

Strengthens management team with $20B deal veteran supporting multi-gigawatt commercialization

LAS VEGAS, June 4, 2026 /PRNewswire/ -- CleanSpark, Inc. (Nasdaq: CLSK) ("CleanSpark" or the "Company"), a market-leading data center developer, today released its unaudited Bitcoin mining and operations update for the month ended May 31, 2026.

"This May we strengthened our management team by adding Ruben Sahakyan to bolster our AI data center financing capabilities as we progress commercialization efforts in Sandersville and Texas," said CEO and Chairman Matt Schultz. "In parallel, we continue to develop our power pipeline, add high-impact talent across the entire organization, and operate best-in-class bitcoin mining data centers across the country."

Hiring of Ruben Sahakyan as Senior Vice President of Finance
CleanSpark has appointed Ruben Sahakyan as SVP of Finance to oversee Capital Markets, Financial Planning & Analysis, and M&A functions. Sahakyan joined the Company from Keefe, Bruyette & Woods, where he served as Managing Director and Co-Head of Digital Assets & Infrastructure Investment Banking. With more than 15 years of experience and over $20 billion in advisory transactions across digital assets, infrastructure, and fintech, he brings deep expertise to CleanSpark as the Company scales toward becoming a multi-gigawatt AI and digital infrastructure platform.

May 2026 Bitcoin Mining Highlights (Unaudited)

About CleanSpark
CleanSpark (Nasdaq: CLSK), is a market-leading data center developer with a proven track record of success. We control a portfolio of more than 1.8 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. 

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: scaling towards becoming a multi-gigawatt AI and digital infrastructure platform; 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; 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
ir@cleanspark.com

Media Contact
Eleni Stylianou
702-989-7694
pr@cleanspark.com

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SOURCE CleanSpark, Inc.