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Tools · FilingsUpdated with new filings

Japan Activist & 5% Ownership Stakes

Disclosed stakes above 5%, with activist groups and ownership changes.

Data through · Updated with new filings

1

new stakes above 5% filed in the past week

The largest move was ヨシコン株式会社 in Tokaido REIT, +2.62 pp.

3 rows match “2989” · Clear · Go to Tokaido REIT (2989) →

Data coverage and sources

Shows 3 of 3 filings.

Curated engagement groups match legal filer codes. Affiliated filers count once per issuer, using the largest disclosed stake. A filing does not imply an active campaign.

Dates select original filings, with retained later corrections applied.

CSV contains accepted filings in this selection, including original text and separate English display fields. Source ratios and percent fields retain their own units.

English prose ready for 0 / 3 filings. Unverified names use source identities; originals remain available.

Displayed filings since 21 Oct 2026

Latest disclosed stakes within the selected filing window; this is not a complete ownership book. Filed changes can lag trades. A stake is the holding ratio as filed under the large-shareholding rules and includes potential shares underlying instruments such as warrants.

This week's 5% crossings

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Download CSVAll selected filings
This week's 5% crossings
CompanyHolderStakeChangePurposeFiling
Tokaido REIT2989 · 東海道リート投資法人みずほ証券 株式会社3.06% own · 5.64% group of 2NewBroker-dealer inventory・ディーリング(短期売買)目的で保有するもの・顧客との売買取引等に基づき保有するものFiled  — filing S100ZCJX

Largest moves

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Largest moves
CompanyHolderStakeChangePurposeFiling
Tokaido REIT2989 · 東海道リート投資法人ヨシコン株式会社9.53% own · 10.12% group of 2+2.62 ppBusiness relationship提出者と発行者との間で締結済みのスポンサーサポート契約に基づく株式保有Filed  — filing S100ZB17

Activist league

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No stored data for this selection.

Crowded names

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No stored data for this selection.

Exits below 5%

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No stored data for this selection.

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