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Capital B Bitcoin acquisition adds 376 BTC, lifts holdings to 3,521

Reported by The Cryptonomist
Sep 7, 2026· 3 min read
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Key Takeaways
  • • Capital B raised €7.6 million ($8.8M USD) from Blockstream CEO Adam Back via a private placement structured as shares with attached subscription warrants, closing on or shortly after September 3, 2026.
  • • The financing could fund acquisition of up to 376 additional Bitcoin, lifting Capital B's total holdings from 3,145 BTC to a potential target of 3,521 BTC (approximately $269.5 million at current valuations).
  • • Subscription price represented a 15.4% premium to Capital B's September 1 closing share price, with 13.18 million shares issued at €0.58 per unit, each carrying four warrants exercisable across three tranches between 2026 and 2031.
  • • Full warrant exercise could generate an additional €49.43 million in capital for Capital B, conditional on future share price performance and subject to accelerated exercise windows triggered by sustained price thresholds.
  • • Capital B continues building toward 1% of Bitcoin's total supply, using equity raises and warrant structures as its primary capital acquisition mechanism throughout 2026.
Summary
Capital B, a France-listed Bitcoin treasury company, has secured €7.6 million (approximately $8.8 million USD) in fresh capital from Adam Back, CEO of Blockstream, through a private share and warrant placement announced on September 2, 2026. The transaction closed on September 3, though Capital B noted that technical requirements could extend completion by several days. The financing structure consisted of 13.18 million shares issued at €0.58 per unit, generating gross proceeds of approximately €7.64 million, with net proceeds after fees expected to reach roughly €7.3 million.

The capital infusion is designated to support Capital B's ongoing Bitcoin acquisition strategy. The €7.6 million raised could fund the purchase of up to 376 additional BTC at prevailing market rates, potentially lifting the company's total holdings from its current 3,145 BTC to a target of 3,521 BTC. At recent Bitcoin valuations, this total treasury would represent approximately $269.5 million in holdings. Importantly, the 376 BTC figure represents funded capacity rather than coins already in possession, reflecting Capital B's acquisition pipeline as of the announcement date.

The subscription price of €0.58 per share represented a 15.4% premium to Capital B's closing share price on September 1, 2026. Each of the 13.18 million shares carries four subscription warrants split across three exercise tranches: two Warrants 2026-06 exercisable at €0.75, one Warrant 2026-07 exercisable at €0.98, and one Warrant 2026-08 exercisable at €1.27. All warrants carry five-year maturities. If all warrants attached to this transaction are fully exercised, Capital B could raise an additional €49.43 million in separate capital, conditional on future share price performance and warrant holder decisions. Capital B retains the option to open an accelerated exercise window if its 20-day volume-weighted average share price exceeds 130% of a given warrant exercise price for 20 consecutive trading days, after which any unexercised warrants in that tranche become void.

This financing marks Capital B's continued use of equity and warrant-based structures to fund its Bitcoin treasury expansion in 2026. The company has stated its strategic goal of accumulating 1% of Bitcoin's total supply, positioning itself as an institutional vehicle for Bitcoin accumulation comparable to corporate treasury strategies adopted by larger cryptocurrency-focused entities.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

The Cryptonomist Capital B Bitcoin acquisition adds 376 BTC, lifts holdings to 3,521