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CleanSpark, Inc. (CLSK) SEC Filings & Earnings Calls

EquiReason read 19 CleanSpark, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-09-25 — No specific terms disclosed..

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

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Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

25 Sep 20268-K · 1.01, 2.03No specific terms disclosed.open

Risks flagged

No specific terms disclosed; reliance on forward-looking statements only.

“forward-looking statements within the meaning of the federal securities laws” · word for word
Read the original on SEC EDGAR ↗
18 Sep 20268-K · 8.01Press release filed as exhibit;SEC ↗
17 Sep 20268-K · 7.01, 8.01CleanSpark subsidiary announced proposed $2.227B senior secured notes offering due 2031 to fund data center buildout and reimburse equity contributions.open

Figures in the filing · each found in the filing text

Senior Secured Notes Offering Amount · 2026$2.23B

Risks flagged

Debt issuance increases leverage; offering subject to market conditions.

“subject to market and other conditions, and there can be no assurance as to whether, when or on what terms the offering may be completed” · word for word
Read the original on SEC EDGAR ↗
6 Aug 20268-K · 2.02Revenue $138M (-30% y/y); Net loss $-240M; Adjusted EBITDA $-113Mearningsopen

Figures in the filing · each found in the filing text

Revenue · Q3-2026$138M-31% y/y
Net loss · Q3-2026$-240M
Adjusted EBITDA · Q3-2026$-113M
Cash · Q3-2026$203M
Bitcoin holdings · Q3-2026$815M
Total assets · Q3-2026$2.70B
Total long-term debt · Q3-2026$1.80B
Working capital · Q3-2026$761M

Risks flagged

Significant revenue decline and net loss due to challenging bitcoin mining economics.

“Quarterly revenues were $138.0 million, a year-over-year decrease of $60.6 million, or 30.5%. Net loss of ($239.8 million).” · word for word

High leverage with $1.8 billion long-term debt against $0.8 billion equity.

“Total Long-Term Debt: $1.8 billion; Total Stockholders' Equity: $0.8 billion.”

Dependence on bitcoin price and mining difficulty for profitability.

“Despite currently challenging bitcoin mining economics, we have a portfolio of scarce, grid-connected power assets.” · word for word
Read the original on SEC EDGAR ↗
6 Aug 202610-QCleanSpark signed a 20-year triple-net lease for 175 MW AI/HPC data center with a global technology company, marking a major pivot from bitcoin mining to AI infrastructure.open

Figures in the filing · each found in the filing text

Revenue · Bitcoin mining · Q3-2026$138M-31% y/y
Net income (loss) · Q3-2026$-240M-193% y/y
Adjusted EBITDA · Q3-2026$-113M-130% y/y
Bitcoin holdings · 2026-06-3012,205
Miners in service · 2026-06-30225,137-7% y/y
Total contracted power capacity · 2026-06-301,817
Total assets · 2026-06-30$921M
Long-term debt · 2026-06-30$1.77B
Operating cash flow · 9M-2026$-409M

Risks flagged

Bitcoin price volatility

“The value of bitcoin has historically been subject to wide swings.” · word for word

Negative mining margins

“Direct cost to mine one bitcoin as % of average bitcoin mining revenue - Including miner depreciation expense 134.3 %” · word for word

Transition risk to AI/HPC

“As of June 30, 2026 and September 30, 2025, we had earned no revenues from our AI and HPC services business.” · word for word

Need for additional capital for AI/HPC buildout

“To facilitate the build out of the data center being leased under the Sandersville Lease, we will need to raise additional funds, likely through project-based debt financing” · word for word

Declining bitcoin mining market share

“CleanSpark percentage of total global hashrate 4.36 % 5.14 %” · word for word
Read the original on SEC EDGAR ↗
14 Jul 20268-K · 7.01, 8.01Contracted revenue (initial term) $6.60B; contracted revenue (with extensions) $11.60B; critical IT load capacity 175open

Figures in the filing · each found in the filing text

contracted revenue (initial term) · data center leasing · 20-year$6.60B
contracted revenue (with extensions) · data center leasing · 30-year$11.60B
critical IT load capacity · Sandersville campus · point_in_time$175.00
additional power capacity under LOI · Texas portfolio · point_in_time$885.00

Risks flagged

Execution risk: Company must satisfy financing, construction and delivery milestones; failure may result in rent abatements or termination.

“Failure to timely satisfy applicable milestones may result in rent abatements or termination of the Lease.” · word for word
Read the original on SEC EDGAR ↗
11 May 202610-QBitcoin mining revenue $136M (-25% y/y); Bitcoin mined 1,795 (-8% y/y); Average hashrate 47.3 (+12% y/y)open

Figures in the filing · each found in the filing text

Bitcoin mining revenue · owned facilities · Q2-2026$136M-25% y/y
Bitcoin mined · owned facilities · Q2-20261,795-8% y/y
Average hashrate · 2026-03-31$47.30+12% y/y
Cost per kWh · owned facilities · Q2-2026$0.05-13% y/y
Bitcoin holdings · 2026-03-3111,920
Total contracted power capacity · 2026-03-31$1809.00
Miners in service · 2026-03-31224,473+9% y/y
Energy expense as % of revenue · owned facilities · Q2-202659.9%
Net loss · Q2-2026$378M

Risks flagged

Bitcoin price volatility

“Loss on fair value of bitcoin, net for the three months ended March 31, 2026 was $224,107.” · word for word

Global hashrate competition

“global hashrate grew more rapidly over the same period, increasing competition across the blockchain network. As a result, our relative share of total network computational power declined, which contributed to the decrease in bitcoin mined.” · word for word

AI/HPC revenue uncertainty

“As of March 31, 2026 and September 30, 2025, we had earned no revenues from our AI and HPC services business.” · word for word

Negative operating cash flow

“net cash used in operating activities for the six months ended March 31, 2026 was $296,962” · word for word
Read the original on SEC EDGAR ↗
11 May 20268-K · 2.02Quarterly revenues $136M (-25% y/y); Net loss $-378M; Adjusted EBITDA $-241Mearningsopen

Figures in the filing · each found in the filing text

Quarterly revenues · Q2-2026$136M-25% y/y
Net loss · Q2-2026$-378M
Adjusted EBITDA · Q2-2026$-241M
Cash · Q2-2026$260M
Bitcoin holdings · Q2-2026$925M
Total Current Assets · Q2-2026$1.10B
Total Mining Assets · Q2-2026$808M
Total Assets · Q2-2026$2.90B
Current Liabilities · Q2-2026$133M
Total Long-Term Debt · Q2-2026$1.80B

Risks flagged

Bitcoin price volatility and mining difficulty pose significant risk to revenue and profitability.

“Forward-looking statements mention risks: BTC price volatility, increasing difficulty rates for bitcoin mining, bitcoin halving.”

Execution risk in AI/HPC transition and diversification strategy.

“CEO discusses commercializing AI/HPC-applicable assets; risk factors include ability to execute on business strategy to expand into HPC and AI.”

High debt levels ($1.8B) relative to equity ($1.0B) increase financial leverage risk.

“Total Long-Term Debt: $1.8 billion; Total Stockholders' Equity: $1.0 billion.”
Read the original on SEC EDGAR ↗
24 Mar 20268-K · 3.03, 5.03, 8.01CleanSpark amended Series A Preferred terms: eliminated quarterly dividend, approved one-time special dividend of $17.14 per share, and modified voting/conversion rights.open

Figures in the filing · each found in the filing text

Special Final Preferred Dividend per share · Q1-2026$17.14

Risks flagged

Concentration of voting power among insiders; potential governance risk if majority of Series A Preferred is held by directors/officers.

“all shares of Series A Preferred will vote in accordance with the vote of the holders of a majority of the shares of Series A Preferred, if a majority of the shares of Series A Preferred continue to be held by directors or officers of the Company or entities controlled by directors or officers of the Company” · word for word
Read the original on SEC EDGAR ↗
5 Feb 202610-QCleanSpark reported Q1 FY2026 results: revenue +12% YoY but net loss of $378.7M due to bitcoin price decline and higher costs.earningsopen

Figures in the filing · each found in the filing text

Bitcoin Holdings · 2025-12-3111,452
Miners in Service · 2025-12-31245,199+22% y/y
Average Hashrate · 2025-12-31$47.10+21% y/y
Cost per kWh · Q1-2026$0.06+14% y/y
Total Liabilities · 2025-12-31$1.94B
Operating Cash Flow · Q1-2026$-161M
Net Income (Loss) · Q1-2026$-379M
Contracted Power Capacity · 2025-12-31$1455.00

Risks flagged

Bitcoin Price Volatility

“The value of bitcoin has historically been subject to wide swings.” · word for word

Energy Cost Volatility

“Energy prices can be highly volatile and global events can impact energy rates.” · word for word

Mining Profitability Risk

“Direct cost to mine one bitcoin as % of average bitcoin mining revenue - Including direct energy cost only 52.8 % 40.5 %” · word for word

AI/HPC Revenue Uncertainty

“As of December 31, 2025 and September 30, 2025, we have not had material revenue from our AI and HPC services business” · word for word
Read the original on SEC EDGAR ↗
5 Feb 20268-K · 2.02Revenue $181M (+12% y/y); Net loss $-379M (-254% y/y); Adjusted EBITDA $-295M (-192% y/y)earningsopen

Figures in the filing · each found in the filing text

Revenue · Q1-FY2026$181M+12% y/y
Net loss · Q1-FY2026$-379M-254% y/y
Adjusted EBITDA · Q1-FY2026$-295M-192% y/y
Cash · Q1-FY2026$458M
Bitcoin holdings · Q1-FY2026$1.00B
Total assets · Q1-FY2026$3.30B
Total long-term debt · Q1-FY2026$1.80B
Working capital · Q1-FY2026$1.30B
Total mining assets · Q1-FY2026$867M

Risks flagged

Significant net loss of $378.7M driven by non-cash charges and bitcoin price volatility

“Net loss for the three months ended December 31, 2025, was ($378.7 million) or ($1.35) per basic share” · word for word

High leverage with $1.8B long-term debt against $1.4B equity

“Total Long-Term Debt, net of debt discount and issuance costs: $1.8 billion; Total Stockholders' Equity: $1.4 billion” · word for word

Dependence on bitcoin price and mining economics for cash flow generation

“Our scaled bitcoin mining operations continue to generate durable cash flows, and those cash flows are now being redeployed into long-duration infrastructure opportunities” · word for word
Read the original on SEC EDGAR ↗
22 Jan 2026DEF 14ACEO transition: Zachary Bradford resigned, S. Matthew Schultz appointed as CEO; proxy statement filed for annual meeting.open

Figures in the filing · each found in the filing text

Revenue from Bitcoin mining · Bitcoin Mining · FY2025$766M+102% y/y
Bitcoin mined · Bitcoin Mining · FY20257,873+11% y/y
Operational megawatt capacity · Bitcoin Mining · FY20251,027+57% y/y
Bitcoin holdings · Treasury · FY202513,011
Direct energy cost per Bitcoin mined · Bitcoin Mining · FY2025$42956.00
All-in cost per Bitcoin mined · Bitcoin Mining · FY2025$82727.00
Total hashrate capacity · Bitcoin Mining · FY2025$50.00
Adjusted EBITDA · Consolidated · FY2025$823M+235% y/y
Net income · Consolidated · FY2025$364M

Risks flagged

CEO transition risk

“On August 10, 2025, CleanSpark co-founder and CEO Zachary K. Bradford resigned as an officer and director, and the Board appointed S. Matthew Schultz to the CEO position.” · word for word

Bitcoin price volatility

“Bitcoin mining has historically been the Company’s principal business activity and remains a core focus.” · word for word

HPC/AI execution risk

“Building on the expertise developed through our Bitcoin mining operations, we are also evaluating opportunities to expand portions of our data center platform to support high-performance computing (HPC) and artificial intelligence (AI) workloads.” · word for word
Read the original on SEC EDGAR ↗
25 Nov 202510-KRevenue $766M (+102% y/y); Net Income $364M; Adjusted EBITDA $823M (+235% y/y)open

Figures in the filing · each found in the filing text

Revenue · FY2025$766M+102% y/y
Net Income · FY2025$364M
Adjusted EBITDA · FY2025$823M+235% y/y
Bitcoin Holdings · 2025-09-3010,428
Average Hashrate · FY2025$45.60+65% y/y
Bitcoin Mined · FY20257,873+11% y/y
Cost per kWh · owned facilities · FY2025$0.06+24% y/y
Miners in Service · 2025-09-30241,934+28% y/y
Contracted Power Capacity · 2025-09-30$1027.00

Guidance

No explicit numerical guidance, but tone is positive on expansion and AI/HPC pivot. Margin pressure from higher power costs acknowledged.

Risks flagged

Bitcoin Price Volatility

“The value of bitcoin has historically been subject to wide swings.” · word for word

Shareholder Class Action

“We are currently the subject of a shareholder class action” · word for word

Dilution from Equity Raises

“We have financed our strategic growth primarily by issuing new shares of our common stock and convertible debt in public offerings, which dilutes the ownership interests of our current stockholders” · word for word

Debt Covenants and Leverage

“Our substantial indebtedness could: increase our vulnerability to general adverse economic and industry conditions” · word for word
Read the original on SEC EDGAR ↗
25 Nov 20258-K · 2.02Revenue $766M (+102% y/y); Net Income $364M; Adjusted EBITDA $823M (+235% y/y)earningsopen

Figures in the filing · each found in the filing text

Revenue · FY2025$766M+102% y/y
Net Income · FY2025$365M
Adjusted EBITDA · FY2025$823M+235% y/y
Bitcoin Holdings · FY2025$1.20B
Total Assets · FY2025$3.20B
Working Capital · FY2025$1.00B

Risks flagged

Bitcoin price volatility and mining difficulty could impact future profitability.

“the volatile and unpredictable cycles in the emerging and evolving industries in which the Company operates, including the volatility of BTC prices” · word for word

Execution risk in transitioning to AI infrastructure provider with limited experience.

“our ability to execute on our business strategy, including our ability to diversify and expand into the market for HPC and AI solutions and data centers; our limited experience with respect to new markets we are entering” · word for word

Tariff exposure on imported miners could increase costs.

“there is uncertainty as to whether the Company will face materially increased tariff liability in respect of miners purchased since 2024” · word for word
Read the original on SEC EDGAR ↗
13 Nov 20258-K · 1.01, 2.03, 3.02, 8.01Entered a material definitive agreement (acquisition, partnership, or major contract); took on a material direct financial obligation, increasing leverageopen

Risks flagged

Increased leverage from new debt obligation

“Item 2.03 Creation of a Direct Financial Obligation.” · word for word

Equity dilution risk from convertible notes

“Item 3.02 Unregistered Sales of Equity Securities.” · word for word
Read the original on SEC EDGAR ↗
12 Nov 20258-K · 8.01Aggregate principal amount of convertible notes $1.15B; additional greenshoe principal $150Mopen

Figures in the filing · each found in the filing text

aggregate principal amount of convertible notes · Q1-2026$1.15B
additional greenshoe principal · Q1-2026$150M

Risks flagged

Dilution risk from convertible notes conversion; potential share price pressure.

“Convertible notes may be converted into common stock; share repurchase only partially offsets.”
Read the original on SEC EDGAR ↗
10 Nov 20258-K · 7.01, 8.01Aggregate principal amount of convertible notes $1.00B; additional greenshoe principal $200M; liability accrual for miner costs and taxes $59Mopen

Figures in the filing · each found in the filing text

aggregate principal amount of convertible notes · Q1-2026$1.00B
additional greenshoe principal · Q1-2026$200M
liability accrual for miner costs and taxes · Q4-2025$59M

Risks flagged

Dilution risk from convertible notes conversion; potential share price pressure.

“Convertible notes may be converted into common stock; share repurchase only partially offsets.”

Tax and cost liability of $59M indicates potential operational or compliance issues.

“Accrual for additional miner acquisition costs and indirect tax exposure.”
Read the original on SEC EDGAR ↗
29 Oct 20258-K · 7.01, 8.01Power under contract 285open

Figures in the filing · each found in the filing text

Power under contract$285.00

Risks flagged

Execution risk in developing AI data center campus; capital commitment

“Phased development expected to support AI workloads; energization of more than 200 MW expected in first half of 2027.” · word for word
Read the original on SEC EDGAR ↗
29 Oct 20258-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement); filed financial statements and exhibits with this reportopen

Risks flagged

Potential overhang from resale but limited magnitude

“Shares are already outstanding; resale does not dilute.”
Read the original on SEC EDGAR ↗

CleanSpark, Inc. — questions

What did CleanSpark, Inc. file recently?
19 SEC filings in the last 12 months. Latest: 8-K on 2026-09-25 — No specific terms disclosed.

Every figure on this page comes from CleanSpark, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.