[October 21, 2026]

Twenty One Capital CEO to Deliver Keynote on Company's Strategic Direction at Plan B Forum and Present in Bitfinex Securities Conference in Switzerland

Twenty One Capital, Inc. ("Twenty One" or "XXI") (NYSE: XXI), today announced that Chief Executive Officer Raphael Zagury will deliver a mainstage keynote address titled "Twenty One Capital: Building the Bitcoin Operating Company," at Plan B Forum 2026 which will be webcast. He will also participate in two panel discussions at Bitfinex Securities' The Future of Capital Markets conference. Both events will be held in Lugano, Switzerland. All times listed are Central European Summer Time (CEST), with U.S. Eastern Time (ET) in parentheses.

Bitfinex Securities: The Future of Capital Markets

• Date: October 22, 2026
• Location: LAC Lugano Arte e Cultura, Lugano, Switzerland
• Panel: "What's Next for Bitcoin Treasury Companies"
  • Time: 10:05-10:45 a.m. CEST (4:05-4:45 a.m. ET)
  • Panelists:
    • Raphael Zagury, Chief Executive Officer, Twenty One Capital
    • Matt Cole, Chief Executive Officer, Strive
    • Alexandre Laizet, Board Director, Capital B
    • Richard Byworth, Co-Founder and Managing Partner, BYZ Partners
    • Sean Bill, Former Co-Founder and Chief Investment Officer, Bitcoin Standard Treasury (BSTR)
  • Moderator: Jesse Knutson, Head of Operations at Bitfinex Securities
• Panel: "2026 Review. 2027 Outlook."
  • Time: 6:00-6:40 p.m. CEST (12:00-12:40 p.m. ET)
  • Panelists:
    Raphael Zagury, Chief Executive Officer, Twenty One Capital
    • Adam Back, Chief Executive Officer and Co-Founder, Blockstream;
    • Matt Cole, Chief Executive Officer, Strive
  • Moderator: Jesse Knutson, Head of Operations at Bitfinex Securities
• Website: https://thefutureofcapitalmarkets.com/