BitMEX UK lawsuit seeks £20m over alleged unauthorized derivatives

A £20m claim over lost bitcoin is at the centre of a BitMEX UK lawsuit that challenges the legality of its derivatives sales. Software engineer Lewis Barber alleges the exchange offered those products without Financial Conduct Authority authorization and argues that he is entitled to recover his losses. Key takeaways Barber’s claim concerns bitcoin losses from 2018 to 2022. The defendant is BitMEX operator HDR Global Trading Limited. The lawsuit seeks restitution under UK financial services law. BitMEX voluntarily closed on September 23, 2026.

Source: The Cryptonomist