DISCLOSURE OF TRADING IN OWN SHARES FROM 01/19/2026 TO 01/23/2026 Meudon (France), on January 26th, 2026 Share buyback program (ISIN Code : FR0013506730) implemented in accordance with the authorization given by the Shareholders' General Meeting of Vallourec SA (LEI : 969500P2Q1B47H4MCJ34) on May 22, 2025 (ninth resolution). Day of the transaction Total daily volume (number of shares)Daily weighted average purchase price of the shares (€)Market Code 01/19/202630 00016,9363CEUX01/19/202680 00016,9322XPAR0 ...