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 2021 JPYUSD
Gross Profit80,119M729.19M
Operating income51,543M469.11M
Income before tax51,107M465.14M
Net income41,121M374.25M
Diluted EPS135.851.23
Dividends Per Share410.37
Total Assets764,876M6,642.14M
Total liabilities242,030M2,101.77M
Total equity476,148M4,134.84M
Operating cash flow104,708M952.98M
Currency in JPYCurrency in USD

Historical Data

 Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021
Revenue 260,627M 325,059M 299,460M 291,333M 335,674M
Gross Profit 68,115M 114,099M 78,149M 65,172M 80,119M
Operating income 42,087M 85,167M 50,637M 37,898M 51,543M
Income before tax 36,709M 72,202M 49,228M 35,650M 51,107M
Net income 27,017M 58,581M 33,112M 25,505M 41,121M
EBITDA 67,114M 114,702M 93,033M 84,668M 104,332M
Diluted EPS 92.12 199.74 112.90 87.48 135.85
Dividends Per Share 28 62 35 27 41
Total Assets 530,906M 588,250M 578,511M 593,443M 764,876M
Total liabilities 249,280M 262,702M 237,358M 238,436M 242,030M
Total equity 241,229M 284,997M 302,191M 315,115M 476,148M
Operating cash flow 51,809M 93,602M 77,664M 84,188M 104,708M
 Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021
Revenue 2,324.25M 2,943.23M 2,747.06M 2,728.64M 3,055.10M
Gross Profit 607.44M 1,033.10M 716.89M 610.40M 729.19M
Operating income 375.32M 771.14M 464.51M 354.95M 469.11M
Income before tax 327.36M 653.75M 451.58M 333.89M 465.14M
Net income 240.93M 530.41M 303.74M 238.88M 374.25M
EBITDA 598.51M 1,038.56M 853.42M 793.00M 949.56M
Diluted EPS 0.82 1.80 1.03 0.81 1.23
Dividends Per Share 0.24 0.56 0.32 0.25 0.37
Total Assets 4,712.88M 5,361.61M 5,323.31M 5,747.91M 6,642.14M
Total liabilities 2,212.87M 2,394.40M 2,184.10M 2,309.41M 2,101.77M
Total equity 2,141.40M 2,597.61M 2,780.68M 3,052.10M 4,134.84M
Operating cash flow 462.02M 847.51M 712.44M 788.50M 952.98M

Valuation Measures

Dec 2021
Operating margin15.35%
Profit margin12.25%

Key executives

  • Chairman & Chief Executive Officer: Mayuki Hashimoto
  • President & Representative Director: Toshihiro Awa
  • Representative Director & Vice President: Jiro Ryuta
  • Executive Officer & Manager-Personnel: Satoshi Matsuda
  • Managing Executive Officer: Kazuhiro Ikezawa


  • Nomura Asset Management Co., Ltd. (5.3%)
  • Norges Bank Investment Management (4.1%)
  • Sumitomo Mitsui Trust Asset Management Co., Ltd. (3.4%)
  • Capital Research & Management Co. (World Investors) (3.4%)
  • Mitsubishi Materials Corp. (2.8%)
  • Asset Management One Co., Ltd. (2.7%)
  • The Vanguard Group, Inc. (2.3%)
  • BlackRock Fund Advisors (2.2%)
  • Nikko Asset Management Co., Ltd. (1.9%)
  • FIL Investment Advisors (UK) Ltd. (1.6%)

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
  • National Silicon Industry Group Co. Ltd. Class A
  • 3S KOREA Co., Ltd.
Last Updated on 12 Aug, 2022

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