NBX.OSEvsXXI
Norwegian Block Exchange AS (NBX) 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.
NBX.OSE
Norwegian Block Exchange AS (NBX)
🇳🇴 NO
19 BTC
$1.2M market value
XXI
Twenty One Capital
🇺🇸 US
43,514 BTC
$2.8B market value
Metric
NBX.OSE
XXI
BTC holdings
19 BTC
43,514 BTC
Market value of BTC
$1.2M
$2.8B
Average cost per BTC
$107,012.25
$84,865.00
Total cost basis
$2.0M
$3.7B
mNAV (market cap ÷ BTC value)
—
0.64×
Sats per share
—
12.5k
Last disclosed purchase
Jun 26, 2025
- Jun 26, 2025+0 BTC—
- May 13, 2026+-1 BTC$93.7K
- May 13, 2026+0 BTC$79.3K
- Mar 31, 2026+0 BTC$375.4M
- Mar 31, 2026+0 BTC$458.7M
NBX.OSE vs XXI: frequently asked
Which company holds more Bitcoin, NBX.OSE or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to Norwegian Block Exchange AS (NBX)'s (NBX.OSE) 19 BTC — roughly 2290.2× more.
What's the total Bitcoin value on the balance sheets of NBX.OSE and XXI?▾
NBX.OSE holds $1.2M worth of Bitcoin at current market prices. XXI holds $2.8B.
Who has a lower cost basis per BTC, NBX.OSE or XXI?▾
NBX.OSE's average cost is $107,012.25 per BTC. XXI's is $84,865.00. XXI is the lower cost basis.
When did NBX.OSE last buy Bitcoin?▾
NBX.OSE disclosed a 0 BTC purchase on June 26, 2025.
When did XXI last buy Bitcoin?▾
XXI disclosed a -1 BTC purchase on May 13, 2026.