Rua Bioscience Limited (“RUA”) – Trading Halt of Securities

Memorandum To: Market Participants From: NZX Product Operations Date: Wednesday, 8 July 2026 Subject: Rua Bioscience Limited (“RUA”) – Trading Halt of Securities Message: Further to the announcement at 9.41am today regarding the trading halt of Rua Bioscience Limited (“RUA”) ordinary shares, 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