Twenty One Capital

Companies

Twenty One Capital (NYSE: XXI) is a Bitcoin-native public company founded in 2025 by Jack Mallers and backed by Tether, SoftBank, and Cantor Fitzgerald. It debuted on the NYSE in December 2025 as the third-largest public corporate holder of Bitcoin. The company's sole mission is to maximize Bitcoin per share through disciplined accumulation and Bitcoin-focused financial products.

Details

Ceo: Jack Mallers
Public: Yes
Sector: bitcoin_treasury
Ticker: XXI
Backers: Tether, SoftBank, Cantor Fitzgerald
Category: Bitcoin Treasury Company
Exchange: NYSE
Market Cap: ~$2.5B (as of Q1 2026)
Bitcoin Only: Yes
Founded Year: 2025
Headquarters: New York, USA
Bitcoin Holdings: 43514
Bitcoin Strategy: Bitcoin-native capital company; primary balance sheet asset by design
Btc Holdings Date: 2026-01
Bitcoin Holdings Date: 2026-01

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