Company: TNRSF
Filing Date: 2025-05-07
Form Type: 6-K
Source: 0001171843-25-002907
Chunk: 0

Company: TENARIS SA
Filing Date: 2025-05-07
Form: 6-K
Chunk 0
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<div align='center'>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</div>

As of May 6, 2025

<div align='center'>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 Ö Form 40-F</div>

**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 the Summary of the resolutions adopted in the Extraordinary General Meeting of Shareholders (the “Meeting”) of Tenaris S.A. (the "Company") held on May 6 th, 2025, at 26, Boulevard Royal, 4th Floor, L-2449, Luxembourg, immediately after the adjournment of the Annual General Meeting of Shareholders of the Company.**

### 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: May 6, 2025

<div align='center'>Tenaris, S.A.</div>

By: /s/ Giovanni Sardagna

Giovanni Sardagna

Investor Relations Officer

| TENARIS S.A.               
 Société Anonyme            
 Registered office:         
 L-2449 Luxembourg          
 R.C.S. Luxembourg B 85 203 
 www.tenaris.com            |

**Summary of the resolutions adopted in
the Extraordinary General Meeting of Shareholders (the “”) of Tenaris S.A. (the "")
held on May 6, 2025, at 26, Boulevard Royal, 4 Floor, L-2449, Luxembourg, immediately after the adjournment of the Annual
General Meeting of Shareholders of the Company.

1.
Approval of (a) the cancellation of 90,762,598 ordinary shares held in