Ripple is a real-time gross settlement system, currency exchange, and remittance network created by Ripple Labs Inc., a US-based technology company. Released in 2012, Ripple is based on a distributed open source protocol and supports tokens representing fiat currency, cryptocurrency, commodities, or other units of value. It claims to enable "secure, instant, and nearly free global financial transactions of any size with no chargebacks".
21.co is a crypto investment product firm. Its largest subsidiary, 21Shares, is the world's largest issuer of cryptocurrency exchange-traded products (ETPs) using its proprietary platform Onyx. This platform is used to issue and operate crypto ETPs for the company and third parties.
Circle(NASDAQ:CRCL) is a global financial technology firm that enables businesses of all sizes to leverage the power of digital currencies and public blockchains for payments, commerce, and financial applications worldwide. Circle is the issuer of USD Coin (USDC), one of the fastest-growing dollar digital currencies powering always-on, internet-native commerce and payments. Today, Circle's transactional services, business accounts, and platform APIs are giving rise to a new generation of financial services and commerce applications that hold the promise of increasing global economic prosperity through the frictionless exchange of financial value.His stock code is CRCL.