Twenty One (XXI) is a Bitcoin-native public company structured to maximize Bitcoin ownership per share (BPS). Led by Strike founder Jack Mallers and backed by Tether, SoftBank, and Bitfinex, it operates entirely on a Bitcoin standard. The company is focused on accelerating Bitcoin adoption and literacy through a range of financial products, media initiatives, and strategic services. With a current holding of 31,500 BTC, it aims to be the most effective public vehicle for Bitcoin accumulation and monetization.