Share buyback program of up to USD 1.2 billion

LUXEMBOURG, May 27, 2025 (GLOBE NEWSWIRE) -- Tenaris S.A. (NYSE and Mexico: TS and EXM Italy: TEN) (“Tenaris”) announced today that Tenaris’s Board of Directors approved a share buyback program of up to $1.2 billion (which, at the closing price of May 27, 2025 on the Milan Stock Exchange would represent approximately 74 million shares, or 6.9% of Tenaris’s outstanding shares), to be executed within a year, with the intention to cancel the ordinary shares acquired through the program.

Read more at globenewswire.com