Nikkiso to repurchase shares via ToSTNeT-3 for shareholder return

Nikkiso Co., Ltd. announced on December 5, 2025, its resolution to acquire up to 1,000,000 shares of common stock, representing 1.51% of its outstanding shares (excluding treasury stock). The repurchase, valued at up to 1,544,000,000 yen, will be executed through the Tokyo Stock Exchange Trading Network Off-Auction Own Share Repurchase Trading System (ToSTNeT-3) at the closing price of 1,544 yen on December 5, 2025. The buy order will be placed on December 8, 2025, at 8:45 a.m.

This share repurchase aligns with Nikkiso's capital policy, which prioritizes continuous and stable profit returns. The company's current medium-term business plan, "Nikkiso 2025 phase 2," targets a total payout ratio of 35% in 2025, contingent on improved business profitability. The buyback aims to implement shareholder returns and enhance capital efficiency.

As of September 30, 2025, Nikkiso had 69,175,664 outstanding shares, with 2,908,919 shares held as treasury stock. The results of the repurchase will be announced after the close of trading at 8:45 a.m. on December 8, 2025.