Sumitomo Electric Industries, Ltd.
Sumitomo Electric
Sumitomo Electric Industries is one of the world's largest wire and cable manufacturers and a core member of the Sumitomo Group, founded in 1897 in Osaka, Japan. With annual revenue of ¥4.68 trillion (approximately $30.5 billion), the company employs 288,145 people across five major business segments: automotive wiring harnesses, optical communications, electronic components, energy and infrastructure, and industrial materials. Listed on the Tokyo Stock Exchange (TYO: 5802).
Strengths: Unmatched diversification across five technology-intensive business segments provides resilience against sector-specific downturns. The company holds leadership positions in automotive wiring harnesses and optical fiber cable. Its massive R&D investment fuels continuous innovation, and cross-technology synergy between automotive, electronics, and power infrastructure creates unique competitive advantages. The company achieved record profits of ¥340 billion in the most recent fiscal year.
Weaknesses: Heavy exposure to Japanese yen exchange rate fluctuations impacts export competitiveness. Japan's domestic market offers limited growth potential, forcing reliance on overseas expansion. The company's enormous scale can slow decision-making compared to more focused competitors.Read MoreShow Less
Strengths: Unmatched diversification across five technology-intensive business segments provides resilience against sector-specific downturns. The company holds leadership positions in automotive wiring harnesses and optical fiber cable. Its massive R&D investment fuels continuous innovation, and cross-technology synergy between automotive, electronics, and power infrastructure creates unique competitive advantages. The company achieved record profits of ¥340 billion in the most recent fiscal year.
Weaknesses: Heavy exposure to Japanese yen exchange rate fluctuations impacts export competitiveness. Japan's domestic market offers limited growth potential, forcing reliance on overseas expansion. The company's enormous scale can slow decision-making compared to more focused competitors.
Listed market data
5802 · TSE · weeklyHistory →- Market cap
- $41.7 B
- Share price
- JPY 1663.00
- 1Y change
- +24.1%
- Recent change
- -6.0%
- Since first close
- +367.8%
- Revenue (TTM)
- ¥4.679T (~$30.5B)
10-30 → 11-02
from 2000-01
Financial history
Full market history- 2026-11JPY 1663.00≈ $41.7 B-6.0%
- 2026-10JPY 1770.00≈ $44.4 B-23.6%
- 2026-09JPY 2318.00≈ $58.1 B+4.4%
- 2026-08JPY 2221.00≈ $55.7 B+1.7%
- 2026-07JPY 2184.00≈ $54.7 B-25.4%
- 2026-06JPY 2927.00≈ $73.4 B-7.0%
- 2026-05JPY 3146.25≈ $78.9 B+23.5%
- 2026-04JPY 2547.50≈ $63.9 B+21.6%
- 2026-03JPY 2095.00≈ $52.5 B-19.2%
- 2026-02JPY 2593.75≈ $65 B+54.3%
- 2026-01JPY 1681.00≈ $42.1 B+6.3%
- 2025-12JPY 1581.25≈ $39.6 B—
Ownership & Control
Latest available filings- Controlling entity
- Publicly held — no controlling shareholder disclosed
- Company type
- Manufacturer
- Insiders
- —
- Institutions
- —
- Free float
- —
Percentages are of total shares outstanding, aggregated from 13F-style filings via Yahoo Finance. Institutional figures reflect US-filed positions and may undercount owners filing elsewhere. No figure is shown where none is disclosed.
In the press
All coverage →5 latest headlines- Sumitomo Electric Opens UK's First HVDC Subsea Cable Plant in Scotland - News and Statistics - IndexBoxwww.indexbox.io2026-10-20
- Sumitomo Electric opens UK’s first HVDC cable factory - TGS | 4C Offshorewww.tgs4c.com2026-10-20
- Sumitomo Electric opens subsea cable factory in Scotland - Renewables Nowrenewablesnow.com2026-10-20
- Sumitomo Electric Holds Opening Ceremony for the UK’s First HVDC Subsea Cable Factory - Sumitomo Electricsumitomoelectric.com2026-10-19
- Sumitomo Electric Industries (TSE:5802) Stock Looks Cheap Based On Cash Flow - Yahoo Financefinance.yahoo.com2026-10-19
• Automotive wiring harnesses and components for global automakers
• Optical fiber preforms, fibers, and fiber optic communication cables
• Extra-high voltage power transmission and submarine cables
• Electronic components including compound semiconductors GaN, SiC
• Renewable energy materials including redox flow batteries and power storage systems
• Specialty steel wire and industrial materials
Quick Facts
Headquarters
Osaka, Japan
Founded
1897
Employees
288,145
Revenue
¥4.679T (~$30.5B)
Market cap
$41.7 B
Factories
Global manufacturing network
Presence
Global
Listing
TYO: 5802
Categories
12 categories · scroll for more
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Data Sources & Methodology
This corporate profile is compiled from publicly available sources including company annual reports, SEC/regulatory filings, official press releases, and verified third-party industry databases. Financial figures reflect the most recent fiscal year disclosures and are cross-validated across multiple independent references.
VerityRank Score is calculated using a proprietary multi-dimensional model evaluating market presence, financial strength, operational scale, innovation capacity, and brand influence. Individual dimension scores are normalized against industry peers and updated quarterly.
Disclaimer: This profile is for informational purposes only. VerityRank makes no warranties regarding completeness or timeliness. This content does not constitute investment advice or endorsement.
Key references: Official Website TYO: 5802 , persistencemarketresearch.com, matrixbcg.com, matrixbcg.com, live.euronext.com