CMC Markets Plc, together with its subsidiaries, provides a platform for investing, trading, and brokerage in the United Kingdom, Australia, and internationally. It operates through Trading and Investing segments. The Trading segment is involved in online trading that enables clients to trade a range of financial instruments, including contracts for difference and financial spread betting across various assets, such as shares, indices, foreign currencies, commodities, and treasuries for short-term investment and hedging purposes. The Investing segment provides online stockbroking and other investing services. It serves retail, professional, stockbroking, and institutional clients. The company was founded in 1989 and is headquartered in London, United Kingdom.