VALLOUREC : DISCLOSURE OF TRADING IN OWN SHARES FROM 03/09/2026 TO 03/13/2026

Core Viewpoint - Vallourec SA has implemented a share buyback program as authorized by its shareholders, reflecting the company's strategy to enhance shareholder value through repurchasing its own shares [2]. Group 1: Share Buyback Program - The share buyback program was authorized during the Shareholders' General Meeting on May 22, 2025 [2]. - The total volume of shares repurchased from March 9 to March 13, 2026, amounted to 532,946 shares, with a daily weighted average purchase price of €19.1809 [3]. Group 2: Transaction Details - On March 9, 2026, Vallourec repurchased a total of 111,325 shares across multiple transactions, with prices ranging from €19.0761 to €19.1971 [3]. - On March 10, 2026, the company bought 70,000 shares at an average price of €19.5870 [3]. - The highest single-day repurchase occurred on March 12, 2026, with 128,915 shares bought at an average price of €19.1093 [3]. - The lowest average purchase price during this period was €18.8847 on March 13, 2026, for 15,000 shares [3]. Group 3: Company Overview - Vallourec is a global leader in premium tubular solutions, serving energy markets and industrial applications, including oil and gas wells and power plants [4]. - The company employs nearly 13,000 people across more than 20 countries, focusing on innovative and competitive tubular solutions [4]. - Vallourec is listed on Euronext Paris and is part of several indices, including CAC Mid 60 and SBF 120 [5].