Twenty One Capital, Inc. - Class A is the publicly traded common stock of a Bitcoin-native financial services company headquartered in Austin, Texas. Formed in 2025 through a business combination with Cantor Equity Partners, a special-purpose acquisition company, it launched backed by major investors including Tether, the world's largest stablecoin issuer, and SoftBank Group, with over 42,000 Bitcoin in its treasury, positioning it as one of the largest corporate Bitcoin holders globally. Led by CEO Jack Mallers, co-founder of Bitcoin payment provider Strike, the company focuses on strategically accumulating Bitcoin to maximize Bitcoin Per Share (BPS) and Bitcoin Return Rate (BRR), redefining corporate success in Bitcoin terms rather than traditional fiat metrics. It offers Bitcoin-native corporate treasury services and plans to develop innovative financial products such as native lending models and capital market instruments built on Bitcoin, alongside pro-Bitcoin advocacy, educational content, and media. Operating in the financial services sector, Twenty One Capital, Inc. - Class A provides investors with direct exposure to Bitcoin accumulation and the growth of Bitcoin-aligned financial infrastructure.