Successful completion of entitlement offer

• Entitlement offer oversubscribed, reflecting strong shareholder support
• Participation included major shareholders and directors
• Proceeds to part fund acquisition of Johns Building Supplies

Big River Industries Limited (ASX:BRI) has announced the successful completion of its ~$10 million renounceable entitlement offer, at A$1.37 per share, to part fund the acquisition of leading WA distributor Johns Building Supplies. The offer was oversubscribed, with demand for additional shares exceeding availability, reflecting strong shareholder support and confidence in the transaction. At the close of the Entitlement Offer on 17 December 2025, a total of $8 million was raised, representing a 79% participation rate. Participation included Big River's three major shareholders, Naos, Anacacia and MA financial, together with all the Directors and Key Management Personnel. The Entitlement Offer shortfall was approximately 1.5 million shares, or approximately $2 million, which were sold on-market by the nominee and Underwriter of the Entitlement Offer, Petra Capital, with net proceeds distributed. Eligible shareholders had the opportunity to apply for additional new shares, in excess of their entitlement, under the Entitlement Offer Top Up Facility, with applications scaled at the discretion of the Board. No Entitlement Offer shares were required to be subscribed by the Underwriter or any sub-underwriter. Shares under the Entitlement Offer and the Entitlement Offer Top Up Facility will be issued on 24 December 2025 and are expected to commence trading on 29 December 2025.