| Date | Source | USD | Sentiment | |||
|---|---|---|---|---|---|---|
Marathon Digital vs SpaceX
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.

Marathon Digital (MARA) holds 35,303 BTC, compared to SpaceX's (SPCX) 18,712 BTC — roughly 1.9× more.
MARA holds $2.3B worth of Bitcoin at current market prices. SPCX holds $1.2B.
MARA's average cost is $68,236.16 per BTC. SPCX's is $35,325.00. SPCX is the lower cost basis.
MARA disclosed a -3,386 BTC purchase on May 11, 2026.
SPCX's last BTC purchase isn't in our tracked history yet.