8-K current report · filed Sep 17, 2026

CLEANSPARK, INC. (CLSK) 8-K Current Report: September 17, 2026

Item 7.01Item 8.01Item EX-99.1CLSK overview

Short answer

CLEANSPARK, INC. (CLSK) filed an 8-K current report with the SEC on September 17, 2026 reporting Item 7.01 (Regulation FD Disclosure), Item 8.01 (Other Events), Item EX-99.1 (Exhibit EX-99.1). CleanSpark furnished illustrative financial information for CSDC Finance I, LLC to prospective offering investors.

CLEANSPARK, INC. 8-K event analysis

AI summary of each reported item and its exhibits

Item 7.01 · Regulation FD Disclosure

  • CleanSpark furnished illustrative financial information for CSDC Finance I, LLC to prospective offering investors
  • Exhibit 99.1 contains the substantive financial and other offering-related information
  • Disclosure signals an active proposed offering, potentially affecting financing structure and capital markets strategy

Item 8.01 · Other Events

  • Proposed $2.227 billion senior secured notes due 2031, subject to market conditions and other factors
  • Issuance by wholly owned indirect subsidiary CSDC Finance I, LLC, creating substantial secured debt obligations
  • Private offering limited to qualified institutional buyers under Rule 144A and non-U.S. investors under Regulation S
  • Final terms, completion, timing, size, and intended use of proceeds remain subject to forward-looking uncertainties

Item EX-99.1 · Exhibit EX-99.1

  • 175 MW Sandersville AI data center campus leased to Meta subsidiary under 20-year base term plus extension options
  • ~$6.6B contracted base-term lease value, ~$330M average annual NOI, and ~100% triple-net NOI margin
  • Q4 2027 targeted Phase I rent commencement, with ~$11.9M development cost per IT MW
  • 3.0% annual rent escalator supports contracted cash-flow growth through the lease term
  • Illustrative financing assumes 7.5% coupon, $2.227B debt, and 1.275x minimum DSCR

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