Tokyo-listed stock · 2154

Open Up Group (2154): large-holder filings

In the last 12 months, large holders reported 2 changes to stakes of 5% or more.

Stakes raised / cut

1 / 112 months

Large holders filing

112 months

Last close

¥2,00730 Oct 2026

One-year change

+18.3%

4 disclosed buys and sales on record since 20 August 2025. A large holder files with EDINET when a stake of 5% or more moves by a point or more; a change has a value once it can be priced.

Latest disclosures