Publication of Base Prospectus Supplement

ICAP plc

17 February 2014

The following Base Prospectus Supplement has been approved by the UK Listing Authority and is available for viewing:

Base Prospectus Supplement dated 17 February 2014, supplementing the Base Prospectus dated 22 November 2013 relating to the £1,000,000,000 Global Medium Term Note Programme of ICAP plc and ICAP Group Holdings plc

To view the full document, please paste the following URL into the address bar of your browser:

http://www.rns-pdf.londonstockexchange.com/rns/2707A_-2014-2-17.pdf

A copy of the above document has been submitted to the National Storage Mechanism and will shortly be available for inspection at:

http://www.morningstar.co.uk/uk/nsm

For further information, please contact:

Serra Balls Acting Head of Corporate Communications

Telephone +44 (0) 20 7050 7124

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Base Prospectus (as so supplemented) may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Base Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the information contained in the Base Prospectus is not addressed. Prior to relying on the information contained in the Base Prospectus (as so supplemented) you must ascertain from the Base Prospectus whether or not you are one of the intended addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above requirement.