Riken Technos completes significant treasury share buyback

Riken Technos Corporation announced the completion of its treasury share acquisition through an off-auction own share repurchase transaction (ToSTNeT-3) on November 7, 2025. The company acquired 1.3m shares of common stock for a total cost of JPY 1,740,700,000. This buyback is part of Riken Technos’s strategy to execute flexible capital policies, improve capital efficiency, and boost shareholder returns in response to changes in the business environment.

This transaction follows a resolution passed on October 31, 2025, which authorized the acquisition of up to 1.5m common shares, with a maximum total cost of JPY 2,000,000,000. The authorized acquisition period extends from November 7, 2025, to January 31, 2026. As of November 7, 2025, the company has completed a significant portion of its authorized buyback.