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SUMCO Corp. engages in the manufacture and sale of silicon wafers for semiconductor industry. Its silicon products range from single crystal silicon ingots to polished, epitaxial and silicon-on-insulator wafers. The company was founded on July 30, 1999 and is headquartered in Tokyo, Japan.
URL http://www.sumcosi.com
Investor Relations URL https://www.sumcosi.com/english/ir/index.html
HQ State/Province Tokyo
Sector Information Technology
Industry Semiconductors & Semiconductor Equipment
Next Earnings Release Feb. 10, 2026
Last Earnings Release Nov. 11, 2025
Next Ex-Dividend Date N/A
Last Ex-Dividend Date Dec. 31, 2025

Profile

SUMCO Corp. engages in the manufacture and sale of silicon wafers for semiconductor industry. Its silicon products range from single crystal silicon ingots to polished, epitaxial and silicon-on-insulator wafers. The company was founded on July 30, 1999 and is headquartered in Tokyo, Japan.
URL http://www.sumcosi.com
Investor Relations URL https://www.sumcosi.com/english/ir/index.html
HQ State/Province Tokyo
Sector Information Technology
Industry Semiconductors & Semiconductor Equipment
Next Earnings Release Feb. 10, 2026
Last Earnings Release Nov. 11, 2025
Next Ex-Dividend Date N/A
Last Ex-Dividend Date Dec. 31, 2025