Westpac Banking Corporation (“WBC”) - Trading Halt

05/05/2026 08:30 NZST, HALT

Memorandum

To: Market Participants

From: NZX Product Operations

Date: Tuesday, 5 May 2026

Subject: Westpac Banking Corporation (“WBC”) – Trading Halt of Securities

Message:

NZ RegCo advises that, at the request of the Westpac Banking Corporation (“WBC”), it has placed a trading halt on WBC equity securities. The trading halt was placed at pre-market open today.

Attached is the trading halt application, for further information.

Please contact NZX Product Operations on +64 4 496 2853 or productoperations@nzx.com with any queries.

ENDS