To whom it may concern January 13, 2022 Company: OPTEX GROUP CO., LTD. Representative: Isamu Oguni, President & CEO Inquiries: Telephone: (TSE 1st Section: 6914) Iwao Shimokawa, General Affairs Division Manager +81-77-527-9861 Announcement of Transition to “Prime Market” in Tokyo Stock Exchange New Market Segments OPTEX Group Co., Ltd. (hereinafter, the “Company”) announces that it will transit to Prime Market from April 4, 2022, as per the selection results of the new market segments announced by the Tokyo Stock Exchange on January 11, 2022. We are committed to further enhancing our corporate governance as well as promoting constructive dialogues with investors in Japan and abroad in order to continuously raise our corporate value. End.
