Disclosure of transactions in on shares from October 06th to October 10th,2025

Core Points - VINCI SA has conducted share buybacks from October 06 to October 10, 2025, under the authorization granted by its General Meeting on April 17, 2025 [2] - A total of 428,475 shares were purchased during this period, with an average price of €116.5266 per share [2] Summary by Category Share Buyback Transactions - On October 06, 2025, VINCI purchased a total of 121,594 shares across three markets, with average prices ranging from €114.7809 to €115.1832 [2] - On October 07, 2025, the company bought 89,711 shares, with average prices between €114.9115 and €115.0490 [2] - On October 08, 2025, VINCI acquired 62,844 shares, with average prices from €116.8095 to €116.9887 [2] - On October 09, 2025, the total shares purchased were 61,838, with average prices between €118.3213 and €118.3532 [2] - On October 10, 2025, the company bought 92,488 shares, with average prices ranging from €118.3292 to €118.6809 [2] Market Information - The transactions were executed across multiple markets, including XPAR, CEUX, and TQEX, indicating a diversified approach to share buybacks [2] - The highest average price recorded during this period was €118.6809 on October 10, 2025 [2]