1. Tenaris has initiated a share buyback program, acquiring 5.07% of voting rights. 2. Techint Holdings sold 2.6 million shares between December 9-12, 2025. 3. Techint plans to sell up to 21 million shares under an accelerated sales program. 4. Sales will occur independently by a European financial institution, maintaining compliance. 5. The ongoing buyback may impact shareholder benefits and stock valuation moving forward.