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Disclosery

RIVERBRIDGE PARTNERS LLC: SONY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RIVERBRIDGE PARTNERS LLC on SONY, newest first. How the timeline and the estimate are built.

RIVERBRIDGE PARTNERS LLC held 0 SONY shares at 2025-12-31 per its 13F-HR filed 2026-01-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -7,075 shares

    13F-HR 0001112325-26-000001 filed by RIVERBRIDGE PARTNERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 7,075 shares
    Change vs previous 13F -1,928 shares

    <0.01% of the 13F portfolio, value $203,689.

    13F-HR 0001112325-25-000016 filed by RIVERBRIDGE PARTNERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 9,003 shares
    Change vs previous 13F -50 shares

    <0.01% of the 13F portfolio, value $234,348.

    13F-HR 0001112325-25-000012 filed by RIVERBRIDGE PARTNERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 9,053 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $229,856.

    13F-HR 0001112325-25-000009 filed by RIVERBRIDGE PARTNERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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