Tenaris S.A. Files Weekly Report with SEC

Ticker: TNRSF · Form: 6-K · Filed: Dec 1, 2025 · CIK: 1190723

Tenaris SA 6-K Filing Summary
FieldDetail
CompanyTenaris SA (TNRSF)
Form Type6-K
Filed DateDec 1, 2025
Risk Levellow
Pages2
Reading Time2 min
Sentimentneutral

Sentiment: neutral

Topics: sec-filing, foreign-private-issuer, weekly-report

TL;DR

TENARIS files its weekly update with the SEC, covering Nov 24-28.

AI Summary

Tenaris S.A. filed a Form 6-K on November 28, 2025, to report its Weekly Report for the period of November 24, 2025, to November 28, 2025. This filing is made pursuant to Rule 13a-16 of the Securities Exchange Act of 1934. The report is being furnished to the SEC from Luxembourg.

Why It Matters

This filing provides a snapshot of Tenaris's recent activities and communications, offering insights into the company's operational status and market engagement during the specified week.

Risk Assessment

Risk Level: low — This is a routine filing of a weekly report, not indicating any significant new risks or material events.

Key Players & Entities

  • TENARIS SA (company) — Filer of the report
  • Securities and Exchange Commission (company) — Recipient of the filing
  • November 28, 2025 (date) — Filing date
  • November 24, 2025 (date) — Start of reporting period
  • November 28, 2025 (date) — End of reporting period

FAQ

What is the purpose of this Form 6-K filing?

The Form 6-K is being furnished to the Securities and Exchange Commission to report Tenaris's Weekly Report for the period of November 24, 2025, to November 28, 2025, pursuant to Rule 13a-16 of the Securities Exchange Act of 1934.

What is the filing date of this report?

The filing date of this report is November 28, 2025.

What is the reporting period covered by the Weekly Report?

The Weekly Report covers the period from November 24, 2025, to November 28, 2025.

Where is Tenaris S.A. headquartered?

Tenaris S.A.'s principal executive offices are located at 26, Boulevard Royal, 4th floor, L-2449 Luxembourg.

Does Tenaris file annual reports under Form 20-F or 40-F?

The filing indicates that Tenaris files annual reports under Form 20-F.

Filing Stats: 506 words · 2 min read · ~2 pages · Grade level 11.5 · Accepted 2025-11-28 20:57:42

Filing Documents

From the Filing

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 November 28, 2025 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 ____ Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12G3-2(b) under the Securities Exchange Act of 1934. Yes ____ No Ö If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-__. 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 Weekly Report (November 24, 2025 – November 28, 2025) on the Second Tranche of Tenaris Share Buyback Program. 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: November 28, 2025 Tenaris, S.A. By: /s/ Giovanni Sardagna Giovanni Sardagna Investor Relations Officer Giovanni Sardagna Tenaris 1-888-300-5432 www.tenaris.com Weekly Report (November 24, 2025 – November 28, 2025) on the Second Tranche of Tenaris Share Buyback Program. Luxembourg, November 28, 2025. - Tenaris S.A. (NYSE and Mexico: TS and EXM Italy: TEN) (“Tenaris”) announced today that pursuant to its Second Tranche of the USD1.2 billion Share Buyback Program announced on November 2, 2025, covering up to USD600 million to be executed in the open market, it has repurchased the following ordinary shares from November 24, 2025 to (and including) November 28, 2025: From November 24, 2025 to (and including) November 28, 2025, the Company has purchased a total of 4,590,225 ordinary shares for a total consideration of €78,617,466, equivalent to USD90,853,326. As of November 28, 2025, the Company held in treasury 41,950,073 ordinary shares equal to 3.91% of the total issued share capital. Tenaris intends to cancel treasury shares purchased under the Programs in due course. Details of the above transactions, are available on Tenaris’s corporate website under the Share Buyback Program Section https://ir.tenaris.com/share-buyback-program. Some of the statements contained in this press release are “forward-looking risks that could cause actual results, performance or events to differ materially from those expressed or implied by those statements. These risks include but are not limited to risks arising from uncertainties as to future oil and gas prices and their impact on investment programs by oil and gas companies. Tenaris is a leading global supplier of steel tubes and related services for the world’s energy industry and certain other industrial applications.

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