Westpac Banking Corporation

Interest Rate Update/Notice • Sep 8, 2023

National Storage Mechanism | Additional information

FRN Variable Rate Fix

As Agent Bank, please be advised of the following rate determined on: 9/4/2023
Issue	¦ Westpac Banking Corporation - Series 1513 GBP 300,000,000 FRN due June 2024
ISIN Number	¦ XS2637148227
ISIN Reference	¦ 263714822
Issue Nomin GBP	¦ 300000000
Period	¦ 6/15/2023 to 9/11/2023						Payment Date 9/11/2023
Number of Days	¦ 88
Rate	¦ 5.41131
Denomination GBP	¦ 100000			¦ 300000000					¦
Amount Payable per Denomination	¦ 1304.64			¦ 3913920					¦
Bank of New York
Rate Fix Desk	Telephone						¦ 44 1202 689580
Corporate Trust Services		Facsimile					¦ 44 1202 689601

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Bank of New York Mellon