Disclosure of transactions in on shares from September 29th to October 03rd,2025

Core Points - VINCI SA has conducted share buybacks from September 29 to October 03, 2025, under the authorization from the General Meeting held on April 17, 2025 [2] - A total of 536,879 shares were repurchased during this period, with an average purchase price of €117.6289 [2] Summary by Category Share Buyback Transactions - On September 29, 2025, VINCI purchased 100,000 shares at an average price of €116.461084 [2] - On September 30, 2025, another 100,000 shares were bought at €117.197862 [2] - On October 1, 2025, 100,000 shares were acquired at €118.028409 [2] - On October 2, 2025, VINCI bought 77,132 shares at €117.936600, 36,804 shares at €118.276400, and 5,995 shares at €118.300300 across different markets [2] - On October 3, 2025, the company repurchased 75,442 shares at €117.895100, 35,601 shares at €118.807700, and 5,905 shares at €118.691400 [2] Market Information - The transactions were executed on various markets, including XPAR, CEUX, and TQEX [2] - The detailed information regarding these transactions is available on VINCI's official website [3]