Disclosure of transactions in on shares from September 08th to September 12th,2025

Core Points - VINCI SA has conducted share buybacks from September 08 to September 12, 2025, under the authorization granted by its General Meeting on April 17, 2025 [2] - A total of 434,000 shares were repurchased during this period, with an average purchase price of €117.8170 [2] Group 1: Transaction Summary - On September 08, 2025, VINCI purchased a total of 108,000 shares across various markets, with the highest average price being €116.692003 [2] - On September 09, 2025, the company bought 108,000 shares, with an average price of €117.738133 [2] - On September 10, 2025, VINCI acquired 78,000 shares, with an average price of €118.343252 [2] - On September 11, 2025, the company repurchased 70,000 shares, with an average price of €118.855998 [2] - On September 12, 2025, VINCI bought 69,000 shares, with an average price of €118.277875 [2] Group 2: Market Details - The transactions were executed across multiple markets, including XPAR, CEUX, TQEX, and AQEU [2] - The highest daily volume of shares purchased was 48,568 on September 09, 2025, at an average price of €117.721515 [2] - The lowest average price recorded during the buyback period was €116.339859 on September 08, 2025 [2]