Westpac Banking Corporation

Interest Rate Update/Notice • Aug 19, 2025

National Storage Mechanism | Additional information

FRN Variable Rate Fix

As Agent Bank, please be advised of the following rate determined on: 8/14/2025
Issue	¦ Westpac Banking Corporation Series No 1562 GBP 400,000,000 FRN Due in Nov 2025
ISIN Number	¦ XS2945908544
ISIN Reference	¦ 294590854
Issue Nomin GBP	¦ 400000000
Period	¦ 5/21/2025 to 8/21/2025
Number of Days	¦ 92
Rate	¦ 4.5178
Denomination GBP	¦ 100000			¦ 400000000
Amount Payable per Denomination	¦ 1138.73			¦ 4554920
Bank of New York
Rate Fix Desk	Telephone
Corporate Trust Services		Facsimile

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Bank of New York Mellon