MARAvsCLSK
Marathon Digital vs CleanSpark
Side-by-side Bitcoin treasury comparison: holdings, market cap, mNAV ratio, BTC per share, cost basis, and recent purchases. Numbers refresh every 5 minutes from SEC filings and live market data.
MARA
Marathon Digital
🇺🇸 US
35,303 BTC
$2.2B market value
CLSK
CleanSpark
🇺🇸 US
13,924 BTC
$882.4M market value
Metric
MARA
CLSK
BTC holdings
35,303 BTC
13,924 BTC
Market value of BTC
$2.2B
$882.4M
Average cost per BTC
$68,236.16
—
Total cost basis
$2.4B
—
mNAV (market cap ÷ BTC value)
2.05×
3.62×
Sats per share
9.3k
5.4k
Last disclosed purchase
May 11, 2026
- May 11, 2026+-3,386 BTC$278.1M
- May 11, 2026+0 BTC$1.5B
- Mar 26, 2026+0 BTC$1.1B
- Mar 26, 2026+-15,133 BTC$1.1B
- Mar 2, 2026+972 BTC$63.9M
MARA vs CLSK: frequently asked
Which company holds more Bitcoin, MARA or CLSK?▾
Marathon Digital (MARA) holds 35,303 BTC, compared to CleanSpark's (CLSK) 13,924 BTC — roughly 2.5× more.
What's the total Bitcoin value on the balance sheets of MARA and CLSK?▾
MARA holds $2.2B worth of Bitcoin at current market prices. CLSK holds $882.4M.
Who has a lower cost basis per BTC, MARA or CLSK?▾
Cost basis disclosure is inconsistent across these two entities; check each company's detail page for per-purchase history.
When did MARA last buy Bitcoin?▾
MARA disclosed a -3,386 BTC purchase on May 11, 2026.
When did CLSK last buy Bitcoin?▾
CLSK disclosed a 11,920 BTC purchase on March 31, 2026.