5% STAKE9691.TTSEJAPAN

Mitsuba Electric Mfg discloses 51.14% stake in Ryomo Systems

Summary

MITSUBA Corporation filed a New 5%+ stake (large shareholding report) via EDINET on 2026-05-21 16:47 JST concerning RYOMO SYSTEMS CO., LTD. Reported holding ratio: 51.14%.

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Source: EDINET S100Y5FW ↗ · PDL1.0 · Not investment advice

Key facts

Holder	Mitsuba Electric Mfg
Country	Japan
New	51.14%
Change	+51.14pp
Crossed	5%, 10%, 15%, 20%, 25%, 33.3%, 50%
Shares held	1,380,800
Purpose	Parent-subsidiary relationship
Date stake changed	1990-12-01
Company	Ryomo Systems
Filed	2026-05-21 16:47 JST 03:47 ET

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