Sumitomo Electric Industries
Tracked across 6 events · 148 articles · First seen Apr 21, 2022 · Last active Aug 19, 2026
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International
Impact: Sumitomo Electric Industries is a Japanese supplier of indium phosphide substrates, and a potential alternative source for U.S. firms, though it consumes much of its output internally.
Apr 20, 2026 · 6 articles
Business
The Japanese stock market experienced a significant rally over several trading sessions in August 2026, with the Nikkei 225 index surging to record levels above 68,000. The rally was driven by strong gains in technology…
Impact: Sumitomo Electric Industries jumped almost 13%, benefiting from the tech rally.
Apr 21, 2022 · 26 articles
Business
Over the period from late July to early August 2026, the Japanese stock market experienced significant volatility, with the Nikkei 225 index swinging sharply between gains and losses. The market was influenced by mixed cues…
Impact: Sumitomo Electric Industries saw mixed performance, with declines on some days and gains on others.
Jul 24, 2026 · 37 articles
Tech
Impact: Sumitomo Electric Industries showed attention to ACON Optics' AI data center interconnect solutions.
Jun 16, 2026 · 7 articles
Business
Impact: Sumitomo Electric Industries' stock gained in one session but was down in another, showing mixed performance.
May 21, 2026 · 40 articles
Tech
Impact: Sumitomo Electric Industries will provide fiber-optic equipment to Meta, supporting its data center buildout.
Apr 20, 2026 · 32 articles
Mitsui Mining and Smelting
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Mitsui Mining and Smelting are both prominent J
Sumitomo Group
affiliate
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Sumitomo Electric Industries
Sumitomo Electric Industries is a prominent member company of the Sumitomo Group
Ibiden
no relationship
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Sumitomo Electric Industries
Sumitomo Electric Industries and Ibiden do not appear to have a direct business-
Lasertec
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Lasertec do not have a direct business-to-busin
Resonac Holdings
no direct relationship
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Sumitomo Electric Industries
Sumitomo Electric Industries and Resonac Holdings are both major Japanese indust
Murata Manufacturing
competitor
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Sumitomo Electric Industries
Sumitomo Electric Industries and Murata Manufacturing are both prominent Japanes
Fujikura
competitor, partner
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Sumitomo Electric Industries
Sumitomo Electric Industries and Fujikura are direct competitors in the optical
Omron
no direct relationship
↔
Sumitomo Electric Industries
Sumitomo Electric Industries and Omron do not have a direct business-to-business
Nitori Holdings
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Nitori Holdings do not have a direct business-t
Recruit (company)
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Recruit Holdings do not have a direct business-
Nippon Electric Glass
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Nippon Electric Glass are both prominent Japane
Taiyo Yuden
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Taiyo Yuden are both Japanese electronics manuf
Mitsui Mining and Smelting
none
↔
Sumitomo Electric Industries
Mitsui Mining and Smelting and Sumitomo Electric Industries are both major Japan
Sumitomo Group
affiliate
↔
Sumitomo Electric Industries
Sumitomo Group is a Japanese keiretsu that includes Sumitomo Electric Industries
Ibiden
no relationship
↔
Sumitomo Electric Industries
Ibiden and Sumitomo Electric Industries do not appear to have a direct business-
Lasertec
none
↔
Sumitomo Electric Industries
Lasertec and Sumitomo Electric Industries do not have a direct business-to-busin
Resonac Holdings
no direct relationship
↔
Sumitomo Electric Industries
Resonac Holdings and Sumitomo Electric Industries are both major Japanese indust
Murata Manufacturing
competitor
↔
Sumitomo Electric Industries
Murata Manufacturing and Sumitomo Electric Industries are both major Japanese ma
Fujikura
competitor, partner
↔
Sumitomo Electric Industries
Fujikura and Sumitomo Electric Industries are direct competitors in the optical
Omron
no direct relationship
↔
Sumitomo Electric Industries
Omron and Sumitomo Electric Industries do not have a direct business-to-business
Nitori Holdings
none
↔
Sumitomo Electric Industries
Nitori Holdings and Sumitomo Electric Industries do not have a direct business-t
Recruit (company)
none
↔
Sumitomo Electric Industries
Recruit Holdings and Sumitomo Electric Industries do not have a direct business-
Nippon Electric Glass
none
↔
Sumitomo Electric Industries
Nippon Electric Glass and Sumitomo Electric Industries are both major Japanese i
Taiyo Yuden
none
↔
Sumitomo Electric Industries
Taiyo Yuden and Sumitomo Electric Industries are both Japanese electronics manuf
Screen Holdings
none
↔
Sumitomo Electric Industries
Sumitomo Electric Industries and Screen Holdings do not have a direct business-t
Furukawa Electric
competitor
↔
Sumitomo Electric Industries
Sumitomo Electric Industries and Furukawa Electric are prominent Japanese compan
Disco Corporation
none
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Sumitomo Electric Industries
Sumitomo Electric Industries and Disco Corporation are both publicly traded Japa
+ 52 more relationships
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