Sumitomo Electric Industries stock (JP3402600005): Earnings surge with 7.2% margin

Sumitomo Electric Industries reported FY 2026 results with revenue of ¥5.1 trillion and EPS up 90.7% to ¥473.78, boosting net profit margin to 7.2% from 4.1% a year ago.

Sumitomo Electric Industries wrapped up FY 2026 with strong fourth-quarter revenue of ¥1.4 trillion and basic EPS of ¥246.55, according to Simply Wall St as of May 2026. Trailing twelve-month earnings grew 90.7% year-over-year, with net income rising to ¥369.5 billion on ¥5.1 trillion in revenue. The stock trades on the Tokyo Stock Exchange under ticker 5802.

As of: 14.05.2026

By the editorial team – specialized in equity coverage.

At a glance

• Name: Sumitomo Electric Industries, Ltd.
• Sector/industry: Automobiles & wire/cable manufacturing
• Headquarters/country: Japan
• Core markets: Automotive, electronics, infrastructure
• Home exchange/listing venue: Tokyo Stock Exchange (5802)
• Trading currency: JPY

Sumitomo Electric Industries: core business model

Sumitomo Electric Industries operates as a diversified manufacturer focused on wire and cable products, automotive components, and electronics. The company produces optical fibers, power cables, and semiconductor materials, serving global infrastructure and tech sectors. Its automotive division supplies wiring harnesses and electronics to major carmakers, benefiting from electrification trends.

Main revenue and product drivers for Sumitomo Electric Industries

Key revenue comes from the automotive segment, which accounts for a significant portion alongside infocommunications and electronics. FY 2026 trailing revenue reached ¥5.1 trillion with net profit margin expanding to 7.2%, up from 4.1% prior year, per Simply Wall St as of May 2026. Growth in EPS to ¥473.78 reflects demand for EV components and data center cables.

Industry trends and competitive position

The wire and cable industry sees rising demand from EV adoption and 5G/6G networks. Sumitomo Electric Industries holds a strong position in Japan and globally, with exposure to US automakers via supply chains. Its materials for high-speed data transmission align with AI data center growth.

Why Sumitomo Electric Industries matters for US investors

US investors track Sumitomo Electric Industries via OTC ticker SMTOY for exposure to Asian auto suppliers amid US EV policy shifts. Its components feed into vehicles sold in America, linking performance to US economic cycles and trade dynamics.

Conclusion

Sumitomo Electric Industries delivered robust FY 2026 results with margin expansion and EPS growth, driven by core segments. Upcoming events like the 4-for-1 stock split effective June 29, 2026, and dividend payments add to investor focus. The company's positioning in high-growth areas supports ongoing relevance.

Disclaimer: This article does not constitute investment advice. Stocks are volatile financial instruments.