BTC-WEST-MAIN-SELF-SvsXXI
West Main Self Storage vs Twenty One Capital
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.
BTC-WEST-MAIN-SELF-S
West Main Self Storage
🇺🇸 US
0.5 BTC
$39.1K market value
XXI
Twenty One Capital
🇺🇸 US
43,514 BTC
$3.4B market value
Metric
BTC-WEST-MAIN-SELF-S
XXI
BTC holdings
0.5 BTC
43,514 BTC
Market value of BTC
$39.1K
$3.4B
Average cost per BTC
—
—
Total cost basis
—
—
mNAV (market cap ÷ BTC value)
—
0.91×
Sats per share
—
12.6k
Last disclosed purchase
—
—
Country
🇺🇸 US
🇺🇸 US
No tracked purchases yet
No tracked purchases yet
BTC-WEST-MAIN-SELF-S vs XXI: frequently asked
Which company holds more Bitcoin, BTC-WEST-MAIN-SELF-S or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to West Main Self Storage's (BTC-WEST-MAIN-SELF-S) 0.5 BTC — roughly 87028.0× more.
What's the total Bitcoin value on the balance sheets of BTC-WEST-MAIN-SELF-S and XXI?▾
BTC-WEST-MAIN-SELF-S holds $39.1K worth of Bitcoin at current market prices. XXI holds $3.4B.
Who has a lower cost basis per BTC, BTC-WEST-MAIN-SELF-S or XXI?▾
Cost basis disclosure is inconsistent across these two entities; check each company's detail page for per-purchase history.
When did BTC-WEST-MAIN-SELF-S last buy Bitcoin?▾
BTC-WEST-MAIN-SELF-S'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.