Bitcoin Standard Treasury (BSTR) vs Twenty One Capital (XXI)
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.
B
Bitcoin Standard Treasury
BSTR · US
30,021
$2.3B market value
X
Twenty One Capital
XXI · US
43,514
$3.4B market value
Metric
BSTR
XXI
BTC holdings
30,021
43,514
Market value of BTC
$2.3B
$3.4B
Average cost per BTC
—
—
Total cost basis
—
—
mNAV (market cap ÷ BTC value)
1.28×
1.47×
Sats per share
30.0k
12.6k
Last disclosed purchase
—
—
Country
🇺🇸 US
🇺🇸 US
No tracked purchases yet
No tracked purchases yet
BSTR vs XXI: frequently asked
Which company holds more Bitcoin, BSTR or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to Bitcoin Standard Treasury's (BSTR) 30,021 BTC.
What's the total Bitcoin value on the balance sheets of BSTR and XXI?▾
BSTR holds $2.3B worth of Bitcoin at current market prices. XXI holds $3.4B.
Who has a lower cost basis per Bitcoin, BSTR or XXI?▾
Cost basis disclosure is inconsistent across these two entities; check each company's detail page for per-purchase history.
When did BSTR last buy Bitcoin?▾
BSTR's last BTC purchase isn't in our tracked history yet.
When did XXI last buy Bitcoin?▾
XXI's last BTC purchase isn't in our tracked history yet.