The company operates BrokerTec and EBS, respectively among the largest treasuries and foreign exchange markets in the world.

NEX was listed on the London Stock Exchange until it was acquired by CME Group in November 2018.

[6] Traiana is a provider of post-trade processing, client servicing, and trading software for financial institutions.

[8] In September 2013, ICAP settled allegations that they had manipulated the London Interbank Offered Rate (LIBOR).

[10] In November 2015, ICAP agreed terms for the disposal of its global hybrid voice broking and information business to Tullett Prebon.