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Disclosery

Rheos Capital Works Inc.: BIRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rheos Capital Works Inc. on BIRK, newest first. How the timeline and the estimate are built.

Rheos Capital Works Inc. held 600,000 BIRK shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 600,000 shares
    Change vs previous 13F +250,000 shares

    1.47% of the 13F portfolio, value $25,818,000.

    13F-HR 0001099910-26-000246 filed by Rheos Capital Works Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 350,000 shares
    Change vs previous 13F not available

    0.84% of the 13F portfolio, value $12,541,000.

    13F-HR 0001099910-26-000174 filed by Rheos Capital Works Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).