Tenaris S.A. Files 2025 Annual Report with Regulatory Authorities

Official Filing Submission

Tenaris S.A., a leading global supplier of steel pipes and related services for the energy industry, has formally submitted its 2025 Annual Report. The filing was made with the Luxembourg Stock Exchange, the company's home market regulator, as well as other relevant regulatory authorities in the jurisdictions where the company operates.

Contents of the Annual Report

The annual report provides a comprehensive overview of the company's performance throughout the 2025 fiscal year. The document includes several key components required for regulatory compliance and transparency, such as:

• Audited consolidated financial statements
• A detailed management report on business operations
• Corporate governance disclosures
• Information regarding the company's sustainability initiatives

These documents are intended to provide shareholders and the public with a clear view of the company's financial health and strategic direction.

Accessing the Documentation

In line with its commitment to transparency, Tenaris has made the full text of the 2025 Annual Report available to the public. Interested parties, including investors and analysts, can access the report through the company's official website under the 'Investors' section. Additionally, the report is accessible via the official portal of the Luxembourg Stock Exchange.

About Tenaris

Headquartered in Luxembourg, Tenaris operates a global network of manufacturing, research, and service facilities. The company serves the oil and gas industry, as well as other industrial sectors, providing a wide range of tubular products and specialized services. The filing of the annual report marks a significant milestone in the company's annual corporate calendar, ensuring adherence to the regulatory standards set by the Commission de Surveillance du Secteur Financier (CSSF) in Luxembourg.