Hokkaido Electric Power

9509.TElectric Power & Gas

Key numbers · FY ended 2026-03

Revenue¥856.0bn-5.1% YoY Operating income¥73.2bn-3.4% YoY Net income (owners)¥44.0bn-31.5% YoY Total assets¥2.47T+10.1% YoY EPS (basic)¥207.4-32.2% YoY

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Stock price9509 · View chart ↗

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Latest filings

Wed, May 13 · JST1 filing

10:255% STAKEHokkaido Electric Power · Mizuho Securities Co., Ltd. + 4 joint holders · 9.80% → 10.33%+0.53pp

Wed, Apr 15 · JST1 filing

10:135% STAKEHokkaido Electric Power · Mizuho Securities Co., Ltd. + 4 joint holders · 10.67% → 9.80%−0.87pp

Mon, Mar 9 · JST1 filing

10:075% STAKEHokkaido Electric Power · Mizuho Securities Co., Ltd. + 4 joint holders · 12.28%new 12.28%

Thu, Feb 12 · JST1 filing

15:45MATERIALHokkaido Electric Power · Business transfer

All filings →

Major holders (5%+) · 1

Holder	Stake	Change	Filed
Mizuho Securities Co., Ltd.	10.33%	+0.53pp	2026-05-13

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