VALLOUREC : DISCLOSURE OF TRADING IN OWN SHARES FROM 03/16/2026 TO 03/20/2026

Core Viewpoint - Vallourec has implemented a share buyback program as authorized by its shareholders, reflecting the company's commitment to enhancing shareholder value through strategic financial management [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 16, 2026, to March 20, 2026, amounted to 250,633 shares, with a daily weighted average purchase price of €19.1493 [3]. - Specific transactions included the purchase of 90,000 shares at €18.7694 on March 16, 2026, and 70,000 shares at €19.7125 on March 19, 2026 [3]. Group 2: Company Overview - Vallourec is a global leader in premium tubular solutions for energy markets and demanding industrial applications, employing nearly 13,000 people across more than 20 countries [2]. - The company focuses on innovative and competitive tubular solutions, catering to sectors such as oil & gas, power generation, and high-performance mechanical equipment [2]. - Vallourec is listed on Euronext Paris and is part of several indices, including CAC Mid 60 and SBF 120 [4].