CIFRvsXXI
Cipher Mining 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.
CIFR
Cipher Mining
🇺🇸 US
1,116 BTC
$71.4M market value
XXI
Twenty One Capital
🇺🇸 US
43,514 BTC
$2.8B market value
Metric
CIFR
XXI
BTC holdings
1,116 BTC
43,514 BTC
Market value of BTC
$71.4M
$2.8B
Average cost per BTC
$90,591.00
$84,865.00
Total cost basis
$101.1M
$3.7B
mNAV (market cap ÷ BTC value)
115.14×
0.64×
Sats per share
273
12.5k
Last disclosed purchase
Mar 31, 2026
- Mar 31, 2026+-317 BTC$66.8M
- Dec 31, 2025+-60 BTC$64.5M
- Sep 30, 2025+447 BTC$51.0M
- Sep 29, 2025+0 BTC—
- Aug 29, 2025+0 BTC—
CIFR vs XXI: frequently asked
Which company holds more Bitcoin, CIFR or XXI?▾
Twenty One Capital (XXI) holds 43,514 BTC, compared to Cipher Mining's (CIFR) 1,116 BTC — roughly 39.0× more.
What's the total Bitcoin value on the balance sheets of CIFR and XXI?▾
CIFR holds $71.4M worth of Bitcoin at current market prices. XXI holds $2.8B.
Who has a lower cost basis per BTC, CIFR or XXI?▾
CIFR's average cost is $90,591.00 per BTC. XXI's is $84,865.00. XXI is the lower cost basis.
When did CIFR last buy Bitcoin?▾
CIFR disclosed a -317 BTC purchase on March 31, 2026.
When did XXI last buy Bitcoin?▾
XXI disclosed a -1 BTC purchase on May 13, 2026.