Corresponding Trading Halt Not Declared on Johannesburg Stock Exchange Orion Minerals Limited Incorporated in the Commonwealth of Australia Australian Company Number 098 939 274 ASX share code: ORN JSE share code: ORN ISIN: AU000000ORN1 Corresponding Trading Halt Not Declared on Johannesburg Stock Exchange Orion Minerals Ltd (Orion or Company) (ASX/JSE: ORN) advises that on 4 July 2025, pursuant to Listing Rule 17.1, it requested, and the ASX granted, an immediate trading halt for all of Orion's securities on ASX. The trading halt was requested pending a material announcement regarding a capital raising being undertaken by Orion. The trading halt is required to enable the capital raising to be undertaken in an orderly manner. The trading halt on the ASX will remain in place until the earlier of such time as it makes an announcement to the market in relation to the outcome of the capital raising, and the commencement of trading on Tuesday, 8 July 2025. The Johannesburg Stock Exchange has not declared a corresponding trading halt and, accordingly, investors should exercise caution when dealing in Orion's securities until such time as Orion makes an announcement to the market in relation to the outcome of the capital raising. For and on behalf of the Board. Martin Bouwmeester Company Secretary 4 July 2025 ENQUIRIES Investors Media JSE Sponsor Tony Lennox – Managing Director/CEO Nicholas Read Monique Martinez Denis Waddell – Chairman Read Corporate, Australia Merchantec Capital T: +61 (0) 3 8080 7170 T: +61 (0) 419 929 046 T: +27 (0) 11 325 6363 E: info@orionminerals.com.au E: nicholas@readcorporate.com.au E: monique.martinez@merchantec.com Date: 04-07-2025 09:08:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.