Tenaris S.A.(TS) - 2025 Q4 - Annual Report

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 February 18, 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 ___ Date: February 18, 2 ...