Updated Quotation Notice - Rua Bioscience Rights (“RUARA”)

Following the announcement of RUA extending the closing date for the Rights Offer to Monday, 2 December 2024. Below is an updated attached Quotation Notice. QUOTATION NOTICE: NZX MAIN BOARD RUA BIOSCIENCE LIMITED (“RUARA”) Issuer: Rua Bioscience Limited (“RUA”) Ticker Code: RUARA ISIN: NZRUAE0005S8 Details of Issue: A pro-rata renounceable rights issue of 3 new shares for every 4 existing shares held on the Record Date. Ratio (New : Existing): 3 : 4 Exercise Price: NZ $0.025 per new share Issue Price Payable: In full on application Registrar: Computershare Investor Services Limited (“RMLT”) Settlement Status: NZCDC Settlement System Key Dates Ex Rights Date: Tuesday, 12 November 2024 Rights Commence Trading: Tuesday, 12 November 2024 Record Date: 5pm, Wednesday, 13 November 2024 Letters of Entitlement sent to Shareholders: Thursday, 14 November 2024 Retail Offer Opens: Thursday, 14 November 2024 Rights Quotation Ceases: Wednesday, 20 November 2024 Retail Offer Closes: Monday, 2 December 2024 Allotment and commencement of trading of New Shares (retail offer): Friday, 6 December 2024 Mark Peterson Chief Executive Officer NZX Limited 19 11 2024