Notice Regarding Disposal of Treasury Stock as Restricted Stock Compensation

Overview of Treasury Stock Disposal

Nikkiso Co., Ltd. resolved at the Board of Directors meeting held on March 27, 2026, to dispose of 16,985 shares of the Company's common stock to five directors as restricted stock compensation. The disposal price is based on the closing price of ¥2,296 on March 26, 2026, totaling ¥38,997,560. The restricted stock compensation plan was introduced in February 2022, aiming to share value with shareholders and sustainably enhance corporate value.

Contents and Purpose of the Restricted Stock Allotment Agreement

The transfer restriction period extends from the allotment date until the director's resignation date, during which transfer or setting of collateral on the shares is prohibited. Transfer restrictions are lifted if the director continues to provide services until the next annual general meeting of shareholders. Upon resignation, a certain portion of the restrictions will be lifted, and shares on which restrictions remain will be acquired by the Company free of charge. Shares are managed in a dedicated account, and partial lifting of transfer restrictions is possible in cases of corporate restructuring.