ATAIvsXXI
ATAI Life Sciences N.V. 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.
ATAI
ATAI Life Sciences N.V.
🇩🇪 DE
58 BTC
$4.5M market value
XXI
Twenty One Capital
🇺🇸 US
43,514 BTC
$3.4B market value
Metric
ATAI
XXI
BTC holdings
58 BTC
43,514 BTC
Market value of BTC
$4.5M
$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
🇩🇪 DE
🇺🇸 US
No tracked purchases yet
No tracked purchases yet
ATAI vs XXI: frequently asked
Which company holds more Bitcoin, ATAI or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to ATAI Life Sciences N.V.'s (ATAI) 58 BTC — roughly 750.2× more.
What's the total Bitcoin value on the balance sheets of ATAI and XXI?▾
ATAI holds $4.5M worth of Bitcoin at current market prices. XXI holds $3.4B.
Who has a lower cost basis per BTC, ATAI or XXI?▾
Cost basis disclosure is inconsistent across these two entities; check each company's detail page for per-purchase history.
When did ATAI last buy Bitcoin?▾
ATAI'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.