10 September 2021

CMC Markets plc

Listing Rule 9.6.14(2) Disclosure

In accordance with Listing Rule 9.6.14(2), CMC Markets plc notes that Sarah Ing, a Non-Executive Director of the Company, will be appointed as an Alternate Director of Gresham House plc, effective 15 September 2021. Sarah will be appointed Non-Executive Director and Audit Committee Chair of Gresham House plc following the conclusion of the 2022 Gresham House AGM.

Enquiries

CMC Markets plc

James Cartwright, Investor Relations                                           [email protected]

Euan Marshall, Chief Financial Officer

Camarco                                                                                                           +44 (0) 20 3757 4994

Geoffrey Pelham-Lane

Ed Gascoigne-Pees

Jennifer Renwick

Notes to Editors

CMC Markets Plc ("CMC"), whose shares are listed on the London Stock Exchange under the ticker CMCX (LEI: 213800VB75KAZBFH5U07), was established in 1989 and is now one of the world's leading online financial trading businesses. The Group serves retail and institutional clients through regulated offices and branches in 12 countries, with a significant presence in the UK, Australia, Germany and Singapore. CMC Markets offers an award-winning, online and mobile trading platform, enabling clients to trade up to 10,000 financial instruments across shares, indices, foreign currencies, commodities and treasuries through contracts for difference ("CFDs"), financial spread bets (in the UK and Ireland only) and, in Australia, access stockbroking services. More information is available at http://www.cmcmarkets.com/group/