Westpac Banking Corporation – Trading Halt of Securities

Memorandum To: Market Participants From: NZX Product Operations Date: Monday, 5 November 2018 Subject: Westpac Banking Corporation - Trading Halt of Securities Message: NZX Regulation ("NZXR") advises, at the request of the company, that it has placed a trading halt on Westpac Banking Corporation ("WBC") ordinary shares and debt securities ("WBC010"). The trading halt was placed at pre market open this morning. The trading halt has been put in place, at WBC's request, pending the release of an announcement by WBC. The halt will remain until the earlier of: - An announcement by WBC in relation its WBC's 2018 Full Year Financial Results; or - The open of trading on 6 November 2018. Please contact NZX Product Operations on +64 4 496 2854 or productoperations@nzx.com with any queries. ENDS End CA:00326278 For:WBC Type:HALT Time:2018-11-05 08:34:27