Showa Chemical Industry Adds Sigma Corp as Related Company Due to Shareholding Changes

TOKYO, Jul 14 (Pulse News Wire) – Showa Chemical Industry CO.,LTD. (4990.T) announced that Sigma Corp has been designated as a related company due to changes in shareholdings reported on May 01, 2026.

Sigma Corp, headquartered in Tokyo, Shinagawa Ku Higashigotanda, was identified as a related party based on a significant holding report filed by Sigma Kabushiki Kaisha. According to the report, Sigma holds 1,489 shares jointly with Yoshiyoshi Sakamoto, representing 0.01% of voting rights as of March 31, 2026. Additionally, Sigma's representative director, Kenzou Ishibashi, also serves as a director at Showa Chemical. Sigma Corp’s key details include a capital of ¥10 million, established on September 01, 1982, with total assets of ¥405.7 million.

As of the latest reporting, Sigma owns 1,489 shares (representing 18.2% of voting rights). There are no direct trading relationships but a human relationship exists through the shared representation at Showa Chemical. Prior to the designation, Sigma held 1,489 shares directly, accounting for 0.01% of voting rights. Post-designation, the combined holdings amount to 19,381 shares, representing 31.5% of voting rights.

The total number of voting rights as of March 31, 2026, remains at 106,461 shares.