Koei Chemical

4367.TTSE STANDARD

Key numbers · FY ended 2026-03

Revenue¥17.0bn-15.0% YoY Operating income¥364m-35.6% YoY Total assets¥29.9bn-15.2% YoY EPS (basic)¥-1,049.89-1880.7% YoY

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Stock price4367 · View chart ↗

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Latest filings

Thu, May 14 · JST1 filing

14:095% STAKEKoei Chemical · SUMITOMO CHEMICAL COMPANY, LIMITED · 55.74% → 55.74%

Wed, May 13 · JST1 filing

13:42MATERIALKoei Chemical · Share exchange

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Major holders (5%+) · 1

Holder	Stake	Change	Filed
SUMITOMO CHEMICAL COMPANY, LIMITED	55.74%	0.00pp	2026-07-03

Each holder's own ratio from its most recent large-shareholding report.