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Nine Ten Capital Management LLC: MGNI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Nine Ten Capital Management LLC on MGNI, newest first. How the timeline and the estimate are built.

Nine Ten Capital Management LLC held 3,261,283 MGNI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,261,283 shares
    Change vs previous 13F -220,000 shares

    19.26% of the 13F portfolio, value $61,899,000.

    13F-HR 0001420506-26-001694 filed by Nine Ten Capital Management 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 3,481,283 shares
    Change vs previous 13F +477,700 shares

    13.14% of the 13F portfolio, value $41,358,000.

    13F-HR 0001420506-26-001037 filed by Nine Ten Capital Management 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 3,003,583 shares
    Change vs previous 13F +145,000 shares

    15.43% of the 13F portfolio, value $48,748,000.

    13F-HR 0001420506-26-000473 filed by Nine Ten Capital Management 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 2,858,583 shares
    Change vs previous 13F 0 shares

    16.05% of the 13F portfolio, value $62,260,000.

    13F-HR 0001420506-25-003247 filed by Nine Ten Capital Management 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 2,858,583 shares
    Change vs previous 13F +123,753 shares

    20.51% of the 13F portfolio, value $68,949,000.

    13F-HR 0001420506-25-002047 filed by Nine Ten Capital Management 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 2,734,830 shares
    Change vs previous 13F -381,019 shares

    11.65% of the 13F portfolio, value $31,204,000.

    13F-HR 0001420506-25-001180 filed by Nine Ten Capital Management 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 3,115,849 shares
    Change vs previous 13F +493,983 shares

    14.16% of the 13F portfolio, value $49,604,000.

    13F-HR 0001420506-25-000369 filed by Nine Ten Capital Management 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 2,621,866 shares
    Change vs previous 13F not available

    10.97% of the 13F portfolio, value $36,313,000.

    13F-HR 0001420506-24-002401 filed by Nine Ten Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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