BitMEX will close its exchange on September 23 after more than 11 years in business. The company said the move follows a strategic review and asked users to close open positions and withdraw their funds early while assuring customers that their assets remain safe. BitMEX will shut down its exchange on September 23, bringing an end to more than a decade of operations in the crypto market. The company said its owner and operator, HDR Global Trading Limited, decided after carrying out a strategic review of the business.