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Last close 50840.00000000 on 2026-11-02
Founded: 1937 (as Dai-Ichi Seitosho, an industrial abrasive-wheel maker)
Founders: Mitsuo Sekiya
Founded in Kure, Hiroshima as a grinding-wheel shop; renamed Disco in 1977. Became the world's dominant maker of dicing saws for semiconductor wafer cutting, grinding, and polishing.
