Tsuto Kiyofuji (清藤 勉) filed a change report with the Regional Finance Bureau reducing his stake in Immuno-Biological Laboratories Co.,Ltd. to 15.32%. The reason for the filing was the execution of a material agreement, such as a collateral agreement, concerning shares and other securities.
Regarding Immuno-Biological Laboratories Co.,Ltd.＜4570＞, listed on the TSE Growth market, Tsuto Kiyofuji (清藤 勉) filed a change report (5% ownership rule report) with the Regional Finance Bureau dated 30 September 2026. According to the report, Tsuto Kiyofuji's (清藤 勉) stake in the company was 15.32%, down 2.91% from the previous figure.
The reporting obligation date was 20 December 2016. The reason for the filing was stated to be the execution of a material agreement, such as a collateral agreement, concerning shares and other securities.
Several related articles distributed on the same day have been identified in connection with this report. Future updates may focus on changes in the percentage holding and further details of the agreement.