# OKX (formerly OKEx) Market Holidays OKX (formerly OKEx) is a major Seychelles-based cryptocurrency exchange founded in 2013 by Star Xu as Okcoin. It rebranded in 2022, offering spot, derivatives, and Web3 services. Known for high security, it is owned by Ok Group, but not available to users in the USA The last 10 Market Holidays are listed