CLSK vs WULF
CLSK: A bitcoin mining and data center infrastructure company currently pivoting to support large-scale high-performance computing and artificial intelligence workloads. WULF: TeraWulf is a specialized developer and operator of sustainable, high-performance data center infrastructure powered by zero-carbon energy for digital asset mining and intensive computing applications.
Side-by-side fundamentals
| Metric | CLSK | WULF | Edge |
|---|---|---|---|
| Price as of 2026-10-20 close | $8.43 | $12.01 | |
| Market cap | $2.2B | $6.0B | |
| Net margin FY2025, SEC XBRL | +47.6% | -392.6% | CLSK higher |
| Gross margin FY2025, SEC XBRL | n/a | +39.2% | |
| Operating margin FY2025, SEC XBRL | +41.6% | -110.5% | CLSK higher |
| ROE FY2025, SEC XBRL | +16.8% | -470.9% | CLSK higher |
| ROA FY2025, SEC XBRL | +11.4% | -10.1% | CLSK higher |
| Debt / equity filed borrowings, leases excl., balance sheet 2026-06-30 | 2.34 | n/a | |
| Revenue growth (YoY) FY2025, SEC XBRL | +102.2% | +20.3% | CLSK higher |
| Revenue CAGR (3y) SEC XBRL | +79.9% | +56.0% | CLSK higher |
| Dividend streak (yrs) SEC XBRL | n/a | 0 | |
| Beta as of 2026-09-03 | 2.63 | 3.15 | |
| 1-year return as of 2026-10-20 close | -58.7% | -13.3% | WULF higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-03 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-10-20.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.