CleanSpark Closes $2.28B Note Deal, Releases September Mining Update
CleanSpark finalized a $2.276 billion senior secured notes offering and disclosed its September 2026 Bitcoin mining results.
CleanSpark, Inc. (Nasdaq: CLSK), a Las Vegas-based data center developer and Bitcoin miner, announced Friday it has closed a $2.276 billion senior secured notes transaction, a financing milestone the company had previously disclosed as pending. The closing was confirmed alongside the release of the company's unaudited operational update covering September 2026.
The senior secured notes represent a significant capital raise for the publicly traded miner, underscoring continued institutional appetite for debt financing in the Bitcoin mining sector even as the industry navigates post-halving revenue pressures. CleanSpark has positioned itself as one of the larger pure-play Bitcoin mining operators listed on a major U.S. exchange.
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The September operational update, released in unaudited form, provides shareholders and analysts with a monthly snapshot of the company's hashing capacity and Bitcoin production figures, metrics closely watched by investors tracking mining efficiency and fleet expansion. CleanSpark has previously emphasized aggressive growth in data center infrastructure as a core strategic priority.
The dual announcement — a major debt closing paired with a monthly production update — reflects the company's effort to maintain transparency with capital markets while executing on its infrastructure buildout. How the proceeds from the notes offering will be deployed was not detailed in the initial release.
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