CleanSpark mined 529 BTC in September and closed a $2.276 billion notes offering

Bitcoin miner CleanSpark said in its unaudited operating update for September 2026 that it produced 529 BTC during the month and held 13,530 BTC at month-end. The company also said it has completed its previously announced $2.276 billion senior secured notes offering. According to the update, the proceeds will be used to cover remaining construction costs for the Sandersville data center, repay part of earlier project spending, and establish debt service reserves. CleanSpark added that the Sandersville project is backed by a 20-year lease agreement valued at $6.6 billion. The company also said it will shift to a quarterly reporting cadence aligned with the energy and data center industries and will stop issuing monthly operating updates.