Cleanspark, Inc.
CLSK Nasdaq· Finance Services
Last close · Oct 23, 2026
$7.88
KIRA · Stoqly’s AI analyst, in plain words
- Cleanspark, Inc. had $766M of revenue in fiscal 2025, up 102.2% on the year before. Over five years, revenue changed +138.0% a year on average.
- Its operating margin was 41.6%, up 80.9 pts: of every 100 in sales, about 42 is left after running the business.
- Cleanspark, Inc. made $364M of net profit in fiscal 2025.
- Free cash flow was −$606M in fiscal 2025, −79.0% of revenue.
- Cleanspark, Inc. returned $145M to shareholders in fiscal 2025. The diluted share count rose 46.5%.
- Cleanspark, Inc. owes $602M more than it holds in cash, about 0.9 years of operating profit.
Market cap
$2.5B
P/E
—
Revenue
$766M
Net income
$364M
Free cash flow
−$606M
Operating margin
41.6%
Cleanspark, Inc. in 30 seconds · fiscal 2025
Are sales growing?
+102.2%
Yes. Sales grew 102.2% last year.
Does it make a profit?
47.6%
Yes. It keeps 47.6% of every sale as profit.
Does profit turn into cash?
−79.0%
No. It spent more cash than it brought in.
Is debt under control?
0.9x
Yes. It could repay its debt with 0.9 years of operating profit.
How healthy are the accounts?
4 / 9
Mixed. It passes 4 of 9 health tests.
What Cleanspark, Inc. does
No business description yet.
- Fiscal year ends
- September 30, 2025
- Latest annual report
- 10-K · Nov 25, 2025
- Legal name
- CLEANSPARK, INC.
- CIK
- 0000827876
Cleanspark, Inc. · CLSK
Results and finances
The last 5 fiscal years. Amounts in USD.
| Fiscal year | FY21 | FY22 | FY23 | FY24 | FY25 |
|---|---|---|---|---|---|
| Sales and profit | |||||
| Revenue | $39.3M | $132M | $168M | $379M | $766M |
| Revenue growth | 291.7% | 234.8% | 28.0% | 125.0% | 102.2% |
| Gross margin | 86.6% | 68.6% | 44.4% | 56.3% | 55.2% |
| Operating margin | −30.3% | −28.8% | −77.8% | −39.3% | 41.6% |
| Net income | −$21.8M | −$57.3M | −$138M | −$146M | $364M |
| Net margin | −55.5% | −43.6% | −82.0% | −38.5% | 47.6% |
| Diluted EPS | −$0.75 | — | −$1.30 | — | — |
| Cash | |||||
| Cash from operations | −$24.0M | $73.5M | −$17.2M | −$234M | −$461M |
| Capital expenditure | $139M | $19.3M | $61.5M | $66.1M | $145M |
| Free cash flow | −$163M | $54.2M | −$78.7M | −$300M | −$606M |
| FCF margin | −415.5% | 41.2% | −46.7% | −79.1% | −79.0% |
| Share buybacks | — | — | $0.0M | $0.0M | $145M |
| Share count change | 208.3% | 44.7% | 141.0% | 111.1% | 46.5% |
| Debt and strength | |||||
| Cash and short-term investments | $18.0M | $20.5M | $29.2M | $121M | $43.0M |
| Debt incl. finance leases | — | $13.4M | $8.9M | $7.2M | $645M |
| Shareholders' equity | $306M | $404M | $676M | $1.8B | $2.2B |
| Net debt / EBITDA | — | −0.6x | — | −20.5x | 0.9x |
| Current ratio | 5.7x | 1.5x | 1.4x | 3.8x | 4.2x |
| Interest coverage | −81.7x | −35.1x | −44.0x | −60.7x | 28.1x |
| Returns and quality | |||||
| Return on capital | — | −7.5% | −15.8% | −7.1% | 10.3% |
| Return on equity | −13.5% | −16.2% | −25.6% | −12.0% | 18.5% |
| Return on tangible equity | −7.6% | −14.4% | −20.8% | −8.3% | 17.9% |
| Piotroski F-score | 3 | 3 | 2 | 4 | 4 |
| Altman Z'' | 26.6 | 7.0 | 5.9 | 9.6 | 4.9 |
Insiders bought, 12 months
$0.0M
0 insiders
Insiders sold, 12 months
$1.9M
3 insiders
Of sales under plans
23%
$0.4M
How to read these numbers
- Revenue:
- Total sales reported in the income statement.
- Operating margin:
- Operating income as a share of revenue.
- Net income:
- Profit after all expenses, interest and tax.
- Free cash flow:
- Cash from operations minus capital spending.
- Net debt / EBITDA:
- Years of EBITDA needed to pay off net debt. Below zero means more cash than debt.
- Return on capital:
- After-tax operating income as a share of the money invested in the business: debt plus equity, minus cash.
Cleanspark, Inc. · CLSK
Charts and comparison
Ten years at a glance, and how it stacks up against similar companies.
Revenue
Net income
Margins, % of revenue
Cash vs debt (incl. leases)
Free cash flow
Dividends and buybacks
KIRA
At $7.88 a share, the company is worth $2.5B.
Source: SEC EDGAR XBRL filings (CIK 0000827876). Data updated October 24, 2026. For information only — not investment advice. Check the original filings before relying on any figure.