Capital B, formerly The Blockchain Group, is a Paris-listed Treasury Company that holds BTC as its main treasury asset, buys more BTC with equity and convertible bonds, and runs data, AI, and decentralized technology consulting businesses.
Euronext Growth Paris:ALCPB- BTC holdings
- 3,538
- Cost Basis
- $346.5M
- Average cost / BTC
- $97,937
- Change since start of year
- +715 BTC
$260.21M · as of Sep 28, 2026 · price as of Nov 11, 2026
NgU 0.75× · as of Sep 28, 2026
+25.3%
- Market Cap
- $241.22M
- Enterprise Value
- $331.48M
- mNAV
- 1.27×
- Holdings per Share (BTC)
- 7,444.52 sats
Balance sheet values as of Dec 31, 2025, basic shares as of Sep 28, 2026: Annual financial report · Apr 30, 2026Press release · Sep 28, 2026
Asset holdings
Latest reported holdings for each asset. Cost Basis is the reported total cost. It can include fees and staking income. It does not give the date or price of each Purchase.
| Asset | Holdings | Cost Basis | As of | Sources |
|---|---|---|---|---|
| BTC | 3,538 | €310,653,299.00 EUR | Sep 28, 2026 |
HoldingsBTC vs USD value
3,538 BTC
$261.09M USD value · as of 2026-11-10
- BTC Holdings (left)
- USD Value (right)
BTC Reserve
3,538 BTC
Average Cost $97,937 / BTC · 34 Purchases and 0 Sales since 2024-11-05
- Holdings
- Average Cost
- Purchase (size = amount)
- Sale (size = amount)
BTC historical holdings
| Date | Change | Holdings | Cumulative cost | Average Cost | Sources |
|---|---|---|---|---|---|
| Sep 28, 2026 | +399+12.71% | 3,538 | $346.5M | $97,937 | |
| Sep 28, 2026Purchase | +13 | — | — | — | |
| Sep 14, 2026Purchase | +4 | — | — | — | |
| Sep 7, 2026Purchase | +376 | — | — | — | |
| Aug 17, 2026Purchase | +5 | — | — | — | |
| Aug 3, 2026Purchase | +1 | — | — | — | |
| Jun 30, 2026 | +251+8.69% | 3,139 | $316.58M | $100,852 | |
| Jun 1, 2026Purchase | +4 | — | — | — | |
| May 18, 2026Purchase | +192 | — | — | — | |
| Apr 27, 2026Purchase | +6 | — | — | — | |
| Apr 20, 2026Purchase | +12 | — | — | — | |
| Apr 13, 2026Purchase | +37 | — | — | — | |
| Mar 31, 2026 | +65+2.3% | 2,888 | $297.95M | $103,169 | |
| Mar 23, 2026Purchase | +44 | — | — | — | |
| Mar 16, 2026Purchase | +8 | — | — | — | |
| Mar 9, 2026Purchase | +2 | — | — | — | |
| Feb 16, 2026Purchase | +6 | — | — | — | |
| Feb 9, 2026Purchase | +5 | — | — | — | |
| Dec 31, 2025 | +11+0.39% | 2,823 | $293.51M | $103,972 | |
| Nov 25, 2025Purchase | +5 | — | — | — | |
| Oct 20, 2025Purchase | +6 | — | — | — | |
| Sep 30, 2025 | +1,024+57.27% | 2,812 | $292.37M | $103,973 | |
| Sep 29, 2025Purchase | +12 | — | — | — | |
| Sep 22, 2025Purchase | +551 | — | — | — | |
| Sep 15, 2025Purchase | +48 | — | — | — | |
| Aug 11, 2025Purchase | +126 | — | — | — | |
| Aug 5, 2025Purchase | +62 | — | — | — | |
| Jul 28, 2025Purchase | +58 | — | — | — | |
| Jul 21, 2025Purchase | +22 | — | — | — | |
| Jul 14, 2025Purchase | +29 | — | — | — | |
| Jul 7, 2025Purchase | +116 | — | — | — | |
| Jun 30, 2025 | +1,168+188.39% | 1,788 | $179.91M | $100,623 | |
| Jun 30, 2025Purchase | +60 | — | — | — | |
| Jun 23, 2025Purchase | +75 | — | — | — | |
| Jun 17, 2025Purchase | +182 | — | — | — | |
| Jun 2, 2025Purchase | +624 | — | — | — | |
| May 22, 2025Purchase | +227 | — | — | — | |
| Mar 31, 2025 | +580+1,450% | 620 | $56.35M | $90,883 | |
| Mar 26, 2025Purchase | +580 | — | — | — | |
| Dec 31, 2024 | — | 40 | $3.59M | $89,754 | |
| Dec 4, 2024Purchase | +25 | — | — | — | |
| Nov 5, 2024Purchase | +15 | — | — | — |
Advanced metrics
| Date | BTC holdings | Shares outstanding | BTC per share | Stock price | Market Cap | Financials | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance | Cost Basis | Value | Basic | Diluted | Basic | Diluted | Basic | Diluted | Cash | Debt | ||
| Sep 28, 2026 | 3,538 | $346.5M | $295.42M | 38.5M | 47.5M | 0.00009197 | 0.00007445 | $6.15 | $236.67M | $292.4M | $3.88M | $94.14M |
| Jun 30, 2026 | 3,139 | $316.58M | $184.02M | 38.5M | 47.5M | 0.0000816 | 0.00006605 | $4.48 | $172.49M | $213.1M | $3.88M | $94.14M |
| Mar 31, 2026 | 2,888 | $297.95M | $197.21M | 38.5M | 47.5M | 0.00007508 | 0.00006077 | $6.63 | $254.87M | $314.88M | $3.88M | $94.14M |
| Dec 31, 2025 | 2,823 | $293.51M | $247.43M | 38.5M | 47.5M | 0.00007339 | 0.0000594 | $8.40 | $323.09M | $399.16M | $3.88M | $94.14M |
| Sep 30, 2025 | 2,812 | $292.37M | $320.71M | — | — | — | — | $11.71 | — | — | — | — |
| Jun 30, 2025 | 1,788 | $179.91M | $191.58M | — | — | — | — | $48.07 | — | — | — | — |
| Mar 31, 2025 | 620 | $56.35M | $51.18M | — | — | — | — | $5.45 | — | — | — | — |
| Dec 31, 2024 | 40 | $3.59M | $3.74M | — | — | — | — | $3.36 | — | — | — | — |
— means no value was disclosed or derivable for that date. Muted values are carried forward from an earlier disclosure.Stock prices are daily closes in USD at today's exchange rate.
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