Tenaris to Commence a USD 600 million First Tranche of its USD 1.2 Billion Share Buyback Program

LUXEMBOURG, June 06, 2025 (GLOBE NEWSWIRE) -- Tenaris S.A. (NYSE and Mexico: TS and EXM Italy: TEN) (“Tenaris”) announced today that pursuant to its Share Buyback Program (the “Program”) announced on May 27, 2025, covering up to USD 1.2 billion, it has entered into a non-discretionary buyback agreement with a primary financial institution (the “Bank”).