Tenaris files 6-K on managerial securities deal

Tenaris S.A. filed a report as a foreign private issuer to share a press release about a securities transaction involving a person discharging managerial responsibilities under EU market abuse rules.

Rhea-AI Filing Summary

Tenaris S.A. filed a report as a foreign private issuer to share a press release about a securities transaction involving a person discharging managerial responsibilities under EU market abuse rules. The company explains that the official notification was submitted to Luxembourg regulators and the Luxembourg Stock Exchange.

Details of the transaction can be accessed through the Luxembourg Stock Exchange’s publication platform and in the “Share transactions” section of Tenaris’s website. Tenaris describes itself as a leading global supplier of steel tubes and related services for the energy industry and other industrial applications.

FAQ

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What does Tenaris (TNRSF) report in this Form 6-K filing?

Tenaris reports receipt of a securities transaction notification from a person discharging managerial responsibilities. The company states that this notification has been filed with Luxembourg regulators and the Luxembourg Stock Exchange and that related information is also available in the share transactions section of its website.

Where can investors find details of the Tenaris managerial securities transaction?

Details are available through the Luxembourg Stock Exchange’s online platform via the provided bourse.lu link. Tenaris also makes information on transactions by persons discharging managerial responsibilities publicly accessible on its website under Sustainability → Governance and ethics → Share capital and votes → Share transactions.

Which regulations govern the reported Tenaris (TNRSF) securities transaction?

The transaction is reported under Regulation (EU) No 596/2014 on market abuse and applicable Luxembourg laws and regulations. Tenaris notes that these rules require notifications from persons discharging managerial responsibilities to be filed with Luxembourg authorities and the Luxembourg Stock Exchange for public access.

Does Tenaris provide the securities transaction specifics in this 6-K?

The company does not describe the transaction terms in this report, instead directing readers to the Luxembourg Stock Exchange website. It further notes that information on such managerial transactions is maintained on Tenaris’s own website within the governance and ethics section under share transactions.

What type of company is Tenaris as described in this filing?

Tenaris describes itself as a leading global supplier of steel tubes and related services for the world’s energy industry. It also serves certain other industrial applications, highlighting its role as a major provider of tubular products and associated services across international markets.

Which stock exchanges are mentioned for Tenaris (TNRSF) in the document?

Tenaris states that its shares are listed on the New York Stock Exchange and the Mexican market under the symbol TS, and on the Italian market under TEN. These listings situate Tenaris across key North American and European equity markets.

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Accepted by SEC EDGAR 03/05/2026 - 07:46 PM Learn about SEC filing dates

FORM 6 - K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a - 16 or 15d - 16 of

the Securities Exchange Act of 1934

As of March 5, 2026

TENARIS, S.A.

(Translation of Registrant's name into English)

26, Boulevard Royal, 4th floor

L-2449 Luxembourg

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or 40-F.

Form 20-F ✓ Form 40-F ___

The attached material is being furnished to the Securities and Exchange Commission pursuant to Rule 13a-16 and Form 6-K under the Securities Exchange Act of 1934, as amended. This report contains Tenaris’s Press Release announcing Securities Transactions by Persons Discharging Managerial Responsibilities under Regulation (EU) No 596/2014 on market abuse.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: March 5, 2026

Tenaris, S.A.

By: /s/ Giovanni Sardagna

Giovanni Sardagna

Investor Relations Officer

Giovanni Sardagna

Tenaris

1-888-300-5432

www.tenaris.com

Securities Transactions by Persons Discharging Managerial Responsibilities under Regulation (EU) No 596/2014 on market abuse

Luxembourg, March 5, 2026 – In compliance with Regulation (EU) No 596/2014 on market abuse and applicable Luxembourg laws and regulations, Tenaris S.A. (NYSE and Mexico: TS and EXM Italy: TEN) announces that it has received a notification of a securities transaction from a person discharging managerial responsibilities (as defined in such Regulation). As required by such laws and regulations, such notification has been filed with the Luxembourg Commission de Surveillance du Secteur Financier and the Luxembourg Stock Exchange; and can be accessed through the following link: https://www.bourse.lu/oam-search

In addition, information on transactions reported by persons discharging managerial responsibilities in Tenaris is publicly available on the company’s website at: https://www.tenaris.com/en/sustainability/governance-and-ethics/. (see tab “Share transactions” in section “Share capital and votes”).

Tenaris is a leading global supplier of steel tubes and related services for the world’s energy industry and certain other industrial applications.