ASX Announcement 1 June 2026 Commencement of Rights Trading ASX Code: VRXR VRX Silica Limited (VRX or the Company) is pleased to advise that the rights to the Company’s Renounceable Rights Issue announced on Wednesday, 27 May 2026 will commence trading today under the ASX code VRXR. Under the Rights Issue timetable, rights trading will end on Friday, 12 June 2026. As the Company is undertaking a Renounceable Rights Issue, eligible shareholders who do not wish to take up some or all of their rights can sell them on the ASX during the rights trading period to other shareholders or third-party investors who may wish to do so. This structure provides flexibility, allowing shareholders to choose to take up their rights in full, partially participate, or sell some or all of their rights on market to realise value. This announcement has been approved for release by the Board of Directors. Further information: Bruce Maluish Peter Klinger Managing Director Purple brucem@vrxsilica.com.au pklinger@purple.au 0418 940 417 0411 251 540 ASX: VRX Capital Structure Shares on Issue: 779 million Options on issue: 43.4 million Corporate Directory Paul Boyatzis Non-Executive Chairman Bruce Maluish Managing Director Tony Swiericzuk Chief Executive Officer Peter Pawlowitsch Non-Executive Director David Welch Non-Executive Director Ian Hobson Company Secretary Silica Sand Projects Arrowsmith Silica Sand Projects, 270km north of Perth, WA. Muchea Silica Sand Project, 50km north of Perth, WA. Boyatup Silica Sand Project, 100km east of Esperance, WA. The Company is actively assessing other silica sand and downstream processing projects in Australia. 2 About VRX Silica Limited VRX Silica Limited (ASX: VRX) is the most advanced pureplay silica sand company listed on the ASX, developing its 100% owned silica sand projects at Arrowsmith (North, Brand and Central), Muchea and Boyatup in Western Australia. Silica sand is the most used commodity on the planet after air and water. It is the main ingredient in foundry casting and in all types of glassmaking, including specialty solar panel and high-tech glass. It is a finite resource that is running out, with the Asia-Pacific region experiencing an ever-growing supply shortfall that will drive up prices in the long term. VRX has significant Resources to underpin very long-life silica sand projects. Arrowsmith is located 270km north of Perth. Arrowsmith North boasts a minimum 25- year mine life capable of producing more than 2Mt tonnes per year of high-grade (99.7% SiO2)* silica sand for export to the foundry, container glass and flat glass markets in Asia, with permitting well advanced, and will lead production. Muchea, located 50km north of Perth, is an ultra-high-grade (99.9% SiO2)* silica sand project capable of producing sand required for ultra-clear glass for solar panels and other high-tech glass applications. Boyatup, located 100km east of Esperance, is under development and capable of producing sand for the glass market. *Information relating to grades are extracted from releases to ASX on 28 August 2019, 11 November 2022, 6 March 2024 and 27 May 2026 (Arrowsmith North) and 18 October 2019 (Muchea). The company is not aware of any new information or data that materially affects this information.