Nippon Kayaku completes November share buyback phase

Nippon Kayaku Co., Ltd. announced the completion of its treasury stock acquisition for November 2025, acquiring 884,800 shares for JPY 1,319,089,350 through open market purchases on the Tokyo Stock Exchange. This acquisition, conducted between November 1 and November 30, 2025, is in accordance with a resolution passed at the Board of Directors meeting on March 28, 2025.

The March 28, 2025 resolution authorized the acquisition of up to 14 million common shares, representing 8.76% of total issued shares (excluding treasury stock), with a maximum total cost of JPY 17 bn. The program's acquisition period spans from April 14, 2025, to March 31, 2026.

Cumulatively, as of November 30, 2025, Nippon Kayaku has acquired 8,845,100 shares under this resolution, totaling JPY 12,065,568,900. The company will continue to acquire shares as part of this program until the maximum limits are reached or the acquisition period concludes in March 2026.