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Blue Grotto Capital, LLC: MGNI position timeline

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

Blue Grotto Capital, LLC held 1,706,741 MGNI shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,706,741 shares
    Change vs previous 13F +377,959 shares

    2.7% of the 13F portfolio, value $32,393,945.

    13F-HR 0001315863-26-000563 filed by Blue Grotto Capital, 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 1,328,782 shares
    Change vs previous 13F -300,000 shares

    1.82% of the 13F portfolio, value $15,785,930.

    13F-HR 0001315863-26-000421 filed by Blue Grotto Capital, 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 1,628,782 shares
    Change vs previous 13F +79,986 shares

    2.72% of the 13F portfolio, value $26,435,132.

    13F-HR 0001315863-26-000154 filed by Blue Grotto Capital, 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 1,548,796 shares
    Change vs previous 13F +1,263,992 shares

    3.91% of the 13F portfolio, value $33,732,776.

    13F-HR 0001315863-25-000794 filed by Blue Grotto Capital, 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 284,804 shares
    Change vs previous 13F not available

    0.83% of the 13F portfolio, value $6,869,473.

    13F-HR 0001315863-25-000628 filed by Blue Grotto Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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