#Zeon

The change of executive officers has been decided effective April 1, 2026. Toyoaki Kishikawa and Akira Honma will newly assume positions as executive officers.

Completed the cancellation of 6,000,600 shares of treasury stock (2.79% of total outstanding shares) as of January 7, 2026. The total number of shares outstanding after cancellation is 209,251,256 shares.

Zeon Corporation resolved at the Board of Directors meeting held on December 23, 2025, to cancel 6,000,600 shares of treasury stock (2.79% of total issued shares), scheduled for implementation on January 7, 2026.