BROOKFIELD Corp /ON/ → Brookfield Business Partners L.P. BBUC

Item 4 of the original Schedule 13D is hereby supplemented as follows: On September 26, 2025 and September 29, 2025, wholly-owned subsidiaries of BN (the "BN Parties") entered into financing arrangements with wholly-owned subsidiaries of BNT, a paired entity to BN (the "BNT Parties"), pursuant to which the BN Parties transferred an aggregate of 24,289,723 BBUC exchangeable shares (collectively, the "Subject Securities") to the BNT Parties (the "Subject Securities Transfer") in exchange for an aggregate cash payment of $400,000,000 (the "Transfer Value"). The BN Parties are obligated to repurchase the Subject Securities that were transferred to the BNT Parties on September 26, 2025 and September 29, 2025 on June 22, 2026 and June 25, 2026, respectively or such earlier dates that these arrangements are terminated in accordance with their terms, at a price equal to the portion of the Transfer Value paid for the applicable Subject Securities plus a return calculated at a rate of SOFR+1.40% per annum. Unless an event of default has occurred under the financing arrangements, the BN Parties have the right to direct all decisions to be made with respect to voting of the Subject Securities while held by the BNT Parties