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RIVERBRIDGE PARTNERS LLC: POWI position timeline

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

RIVERBRIDGE PARTNERS LLC held 138,538 POWI shares at 2026-06-30 per its 13F-HR filed 2026-07-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 138,538 shares
    Change vs previous 13F -197,530 shares

    0.32% of the 13F portfolio, value $11,603,939.

    13F-HR 0001112325-26-000005 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).

  2. period ended2026-03-31
    13F 336,068 shares
    Change vs previous 13F -21,526 shares

    0.42% of the 13F portfolio, value $17,206,667.

    13F-HR 0001112325-26-000004 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 ended2025-12-31
    13F 357,594 shares
    Change vs previous 13F -19,518 shares

    0.24% of the 13F portfolio, value $12,708,882.

    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).

  4. period ended2025-09-30
    13F 377,112 shares
    Change vs previous 13F -34,075 shares

    0.26% of the 13F portfolio, value $15,163,665.

    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).

  5. period ended2025-06-30
    13F 411,187 shares
    Change vs previous 13F -61,607 shares

    0.37% of the 13F portfolio, value $22,985,326.

    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).

  6. period ended2025-03-31
    13F 472,794 shares
    Change vs previous 13F -44,557 shares

    0.38% of the 13F portfolio, value $23,876,104.

    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).

  7. period ended2024-12-31
    13F 517,351 shares
    Change vs previous 13F -45,302 shares

    0.44% of the 13F portfolio, value $31,920,559.

    13F-HR 0001112325-25-000005 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).

  8. period ended2024-09-30
    13F 562,653 shares
    Change vs previous 13F not available

    0.48% of the 13F portfolio, value $36,077,320.

    13F-HR 0001112325-24-000010 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).