| Date | Source | USD | Sentiment | |||
|---|---|---|---|---|---|---|
Coinbase vs Metaplanet
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.


Metaplanet (TYO:3350) holds 43,000 BTC, compared to Coinbase's (COIN) 16,949 BTC — roughly 2.5× more.
COIN holds $1.1B worth of Bitcoin at current market prices. TYO:3350 holds $2.8B.
COIN's average cost is $98,950.50 per BTC. TYO:3350's is $95,209.00. TYO:3350 is the lower cost basis.
COIN disclosed a 1,073 BTC purchase on May 7, 2026.
TYO:3350 disclosed a 5,075 BTC purchase on April 2, 2026.