WULFvsXXI
TeraWulf 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.
Metric
WULF
XXI
BTC holdings
18 BTC
43,514 BTC
Market value of BTC
$1.2M
$2.8B
Average cost per BTC
—
$84,865.00
Total cost basis
—
$3.7B
mNAV (market cap ÷ BTC value)
8418.63×
0.66×
Sats per share
4
12.5k
Last disclosed purchase
Feb 27, 2026
- Feb 27, 2026+0 BTC$151.6M
- Sep 30, 2025+0 BTC$1.6M
- Mar 31, 2025+0 BTC$988.2K
- Mar 28, 2025+0 BTC—
- Dec 31, 2024+0 BTC$219.0M
WULF vs XXI: frequently asked
Which company holds more Bitcoin, WULF or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to TeraWulf's (WULF) 18 BTC — roughly 2417.4× more.
What's the total Bitcoin value on the balance sheets of WULF and XXI?▾
WULF holds $1.2M worth of Bitcoin at current market prices. XXI holds $2.8B.
Who has a lower cost basis per BTC, WULF or XXI?▾
Cost basis disclosure is inconsistent across these two entities; check each company's detail page for per-purchase history.
When did WULF last buy Bitcoin?▾
WULF disclosed a 0 BTC purchase on February 27, 2026.
When did XXI last buy Bitcoin?▾
XXI disclosed a -1 BTC purchase on May 13, 2026.