SUOPYSumco Corp.

About Sumco Corp. (SUOPY)

Sumco Corp. (SUOPY) is a Semiconductor Equipment & Materials company headquartered in Tokyo, Japan whose shares trade over-the-counter on the Pink tier.

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.

SUOPY key facts

Ticker symbol

SUOPY

Market tier

Pink

Sector

Technology

Industry

Semiconductor Equipment & Materials

Headquarters

Tokyo, Japan

Country of incorporation

JP

Year of incorporation

1999

Employees

8,328

Estimated market cap

$2.09B (as of Apr 9, 2025)

Shares outstanding

350,175,139

Reporting standard

International Reporting: Tokyo Stock Exchange

Audit status

Audited

Fiscal year end

12/31

Sumco Corp. leadership

• Mayuki Hashimoto — President
• Michiharu Takii — EVP

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