Sumco Corporation (TYO:3436)
Japan flag Japan · Delayed Price · Currency is JPY
2,347.50
-32.00 (-1.34%)
Apr 28, 2026, 3:30 PM JST

Sumco Company Description

Sumco Corporation engages in the manufacture and sale of silicon wafers for the semiconductor industry in Japan, the United States, China, Taiwan, South Korea, Europe, and internationally.

It offers polished, annealed, epitaxial, junction isolated, silicon-on-insulator, and reclaimed polished wafers, as well as provides monocrystalline ingots.

The company was formerly known as Sumitomo Mitsubishi Silicon Corp. and changed its name to Sumco Corporation in August 2005.

The company was incorporated in 1999 and is headquartered in Minato, Japan.

Sumco Corporation
Country Japan
Founded 1999
Industry Semiconductors
Sector Technology
Employees 9,714
CEO Jiro Ryuta

Contact Details

Address:
Seavance N Building
Minato, 105-8634
Japan
Phone 81 3 5444 0808
Website sumcosi.com

Stock Details

Ticker Symbol 3436
Exchange Tokyo Stock Exchange
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency JPY
ISIN Number JP3322930003
SIC Code 3674

Key Executives

Name Position
Jiro Ryuta Chief Executive Officer
Shinichi Kubozoe Chief Financial Officer