ArrowArtboardCreated with Sketch.Title ChevronTitle ChevronIcon FacebookIcon LinkedinIcon Mail ContactPath LayerIcon MailPositive ArrowIcon PrintIcon Twitter
Electronic Technology


Business Summary

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.

Financial Highlights

Dec 2020 JPYUSD
Gross Profit65,172M610.40M
Operating income37,898M354.95M
Income before tax35,650M333.89M
Net income25,505M238.88M
Diluted EPS87.480.81
Dividends Per Share270.25
Total Assets593,443M5,747.91M
Total liabilities238,436M2,309.41M
Total equity315,115M3,052.10M
Operating cash flow84,188M788.50M
Currency in JPYCurrency in USD

Historical Data

 Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020
Revenue 211,361M 260,627M 325,059M 299,460M 291,333M
Gross Profit 38,269M 68,115M 114,099M 78,149M 65,172M
Operating income 14,047M 42,087M 85,167M 50,637M 37,898M
Income before tax 9,919M 36,709M 72,202M 49,228M 35,650M
Net income 6,588M 27,017M 58,581M 33,112M 25,505M
EBITDA 37,674M 67,114M 114,702M 93,033M 84,668M
Diluted EPS 22.46 92.12 199.74 112.90 87.48
Dividends Per Share 10 28 62 35 27
Total Assets 493,243M 530,906M 588,250M 578,511M 593,443M
Total liabilities 250,403M 249,280M 262,702M 237,358M 238,436M
Total equity 209,829M 241,229M 284,997M 302,191M 315,115M
Operating cash flow 27,322M 51,809M 93,602M 77,664M 84,188M
 Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020
Revenue 1,945.17M 2,324.25M 2,943.23M 2,747.06M 2,728.64M
Gross Profit 352.19M 607.44M 1,033.10M 716.89M 610.40M
Operating income 129.27M 375.32M 771.14M 464.51M 354.95M
Income before tax 91.28M 327.36M 653.75M 451.58M 333.89M
Net income 60.63M 240.93M 530.41M 303.74M 238.88M
EBITDA 346.71M 598.51M 1,038.56M 853.42M 793.00M
Diluted EPS 0.20 0.82 1.80 1.03 0.81
Dividends Per Share 0.09 0.24 0.56 0.32 0.25
Total Assets 4,228.94M 4,712.88M 5,361.61M 5,323.31M 5,747.91M
Total liabilities 2,146.89M 2,212.87M 2,394.40M 2,184.10M 2,309.41M
Total equity 1,799.02M 2,141.40M 2,597.61M 2,780.68M 3,052.10M
Operating cash flow 251.44M 462.02M 847.51M 712.44M 788.50M

Valuation Measures

Dec 2020
Operating margin13.00%
Profit margin8.75%

Key executives

  • Chairman & Chief Executive Officer: Mayuki Hashimoto
  • President, COO & Representative Director: Hisashi Furuya
  • Representative Director, EVP & GM-Production: Kazuo Hiramoto
  • Executive Officer & Manager-Personnel: Satoshi Matsuda
  • Managing Executive Officer: Kazuhiro Ikezawa


  • Nomura Asset Management Co., Ltd. (5.0%)
  • Mitsubishi Materials Corp. (4.3%)
  • Capital Research & Management Co. (World Investors) (3.0%)
  • Sumitomo Mitsui Trust Asset Management Co., Ltd. (2.3%)
  • Asset Management One Co., Ltd. (2.3%)
  • BlackRock Fund Advisors (2.2%)
  • Norges Bank Investment Management (2.1%)
  • The Vanguard Group, Inc. (2.0%)
  • Nikko Asset Management Co., Ltd. (1.7%)
  • Daiwa Asset Management Co. Ltd. (1.4%)

Contact Details

  • Website:
  • Address: Seavance North Building, 14/F, 1-2-1 Shibaura, Tokyo, 105-8634, Japan
  • Phone: +81.3.5444.0808

Related Companies

  • SUMCO Insurance Service Corp.
  • Japan Formosa SUMCO Technology Corp.
  • SUMCO Korea Corp.
  • SUMCO Taiwan Technology Corp.
  • SUMCO Funding Corp.
  • PT SUMCO Indonesia
  • Sumco Corp. Pension Fund
  • SUMCO Personnel Services Corp.
  • STX Finance America, Inc.
  • SUMCO Singapore Pte Ltd.
  • Japan Super Quartz Corp.
  • SUMTEC Service KK
  • SUMCO Europe Sales Plc
  • SUMCO Technology KK
  • Sumco France SAS
  • SUMCO Service KK
  • Sumco Solar Corp.
  • SUMCO Southwest Corp.
  • SUMCO Phoenix Corp.


  • GlobalWafers Co., Ltd.
  • Siltronic AG
Last Updated on 30 Nov, 2021

Nikkei Asian Review, now known as Nikkei Asia, will be the voice of the Asian Century.

Celebrate our next chapter
Free access for everyone - Sep. 30

Find out more