BMNRvsXXI
BitMine Immersion Technologies vs Twenty One Capital
Side-by-side crypto treasury comparison across tokens: BMNR (Ethereum) vs XXI (Bitcoin). USD market value is directly comparable; token-native amounts are shown for context. Numbers refresh every 5 minutes.
Mixed-token comparison. BMNR holds Ethereum, XXI holds Bitcoin — token-native amounts are shown side-by-side for context, but USD market value is the only directly comparable metric.
BMNR
BitMine Immersion Technologies
🇺🇸 US
5,770,038 ETH
$10.9B market value
XXI
Twenty One Capital
🇺🇸 US
43,514 BTC
$2.8B market value
Metric
BMNR
XXI
Holdings (ETH / BTC)
5,770,038 ETH
43,514 BTC
Market value of treasury
$10.9B
$2.8B
Average cost per token
$3,053.38
$84,865.00
Total cost basis
$17.5B
$3.7B
mNAV (market cap ÷ token value)
0.77×
0.63×
Last disclosed purchase
Jul 12, 2026
May 13, 2026
Country
- Jul 12, 2026+27,801 ETH—
- Jul 6, 2026+42,197 ETH$74.0M
- Jun 29, 2026+27,084 ETH$43.0M
- Jun 22, 2026+52,203 ETH$92.0M
- Jun 17, 2026+0 ETH—
BMNR vs XXI: frequently asked
Which company has a larger crypto treasury by USD value, BMNR or XXI?▾
BMNR (Ethereum) holds 5,770,038 ETH worth $10.9B. XXI (Bitcoin) holds 43,514 BTC worth $2.8B. BMNR has the larger USD-value treasury — roughly 3.9× larger.
Can you compare BMNR's ETH holdings directly to XXI's BTC holdings?▾
Not in token-native amounts — BMNR holds Ethereum and XXI holds Bitcoin, so "5,770,038 ETH" and "43,514 BTC" measure different assets. The honest comparison is USD market value: $10.9B vs $2.8B at current prices.
What's BMNR's cost basis per ETH, and XXI's per BTC?▾
BMNR's average cost is $3,053.38 per ETH. XXI's is $84,865.00 per BTC. These aren't directly comparable across tokens — each is the company's average against its own asset.
When did BMNR last buy Ethereum?▾
BMNR disclosed a 27,801 ETH purchase on July 12, 2026.
When did XXI last buy Bitcoin?▾
XXI disclosed a -1 BTC purchase on May 13, 2026.