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Disclosery

FOX RUN MANAGEMENT, L.L.C.: MGNI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FOX RUN MANAGEMENT, L.L.C. on MGNI, newest first. How the timeline and the estimate are built.

FOX RUN MANAGEMENT, L.L.C. held 26,666 MGNI shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 26,666 shares
    Change vs previous 13F -61,437 shares

    0.08% of the 13F portfolio, value $506,121.

    13F-HR 0001420506-26-001397 filed by FOX RUN MANAGEMENT, L.L.C.
    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 88,103 shares
    Change vs previous 13F +88,103 shares

    0.18% of the 13F portfolio, value $1,019,352.

    13F-HR 0001420506-26-000922 filed by FOX RUN MANAGEMENT, L.L.C.
    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 0 shares
    Change vs previous 13F -63,761 shares

    13F-HR 0001420506-26-000280 filed by FOX RUN MANAGEMENT, L.L.C.
    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.

  4. period ended2025-09-30
    13F 63,761 shares
    Change vs previous 13F +63,761 shares

    0.22% of the 13F portfolio, value $1,388,715.

    13F-HR 0001420506-25-003071 filed by FOX RUN MANAGEMENT, L.L.C.
    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 0 shares
    Change vs previous 13F -77,223 shares

    13F-HR 0001420506-25-001732 filed by FOX RUN MANAGEMENT, L.L.C.
    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.

  6. period ended2025-03-31
    13F 77,223 shares
    Change vs previous 13F +77,223 shares

    0.14% of the 13F portfolio, value $881,114.

    13F-HR 0001420506-25-001008 filed by FOX RUN MANAGEMENT, L.L.C.
    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 0 shares
    Change vs previous 13F -24,029 shares

    13F-HR 0001420506-25-000264 filed by FOX RUN MANAGEMENT, L.L.C.
    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.

  8. period ended2024-09-30
    13F 24,029 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $332,802.

    13F-HR 0001420506-24-002307 filed by FOX RUN MANAGEMENT, L.L.C.
    Filed (acceptance time not in the bulk data set), ingested

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