Publication of Final Terms by Westpac Banking Corporation

The following Final Terms are available for viewing:

Final Terms dated 9 January 2026 relating to Series 1585 GBP231,000,000 Floating Rate Instruments due January 2027 issued by Westpac Banking Corporation (ABN 33 007 457 141) under its Programme for the Issuance of Debt Instruments.

To view the Final Terms in full, please paste the following URL into the address bar of your browser.

http://www.rns-pdf.londonstockexchange.com/rns/6051O_1-2026-1-12.pdf

A copy of the Final Terms has been submitted to the National Storage Mechanism and will shortly be available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please contact

Peter Bockos

Westpac Banking Corporation

Level 3, 275 Kent Street

Sydney   NSW   2000

Australia

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Final Terms and Base Prospectus 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 offer contained in the Base Prospectus and Final Terms is not addressed. Prior to relying on the information contained in the Base Prospectus and Final Terms you must ascertain from the Base Prospectus whether or not you are part of the intended addressees of the information contained therein.

This publication does not constitute an offering of debt instruments (the "Instruments"), and is not for distribution in or into the United States. The Instruments have not been and will not be registered under the United States Securities Act of 1933, as amended (the "Securities Act"), or any relevant securities laws of any state of the United States and, subject to certain exceptions, the Instruments may not be offered, sold or delivered in the United States or to, or for the account or benefit of, U.S. persons, as such terms are defined in Regulation S under the Securities Act. Instruments in bearer form are subject to U.S. tax law requirements and may not be offered, sold or delivered within the United States or its possessions or to a U.S. person, except in certain transactions permitted by U.S. tax regulations. Terms used in the preceding sentence have the meanings given to them by the U.S. Internal Revenue Code and regulations thereunder. There will be no public offering of the Instruments in the United States.

Your right to access this service is conditional upon complying with the above requirement. In particular, your accessing this service will constitute your representation that you are not in the United States and you are not a U.S. person within the meaning of Regulation S under the Securities Act and the U.S. Internal Revenue Code and regulations thereunder.

END