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GAMMA Investing LLC: MGNI position timeline

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

GAMMA Investing LLC held 2,916 MGNI shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 2,916 shares
    Change vs previous 13F +708 shares

    <0.01% of the 13F portfolio, value $73,658.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 2,208 shares
    Change vs previous 13F -346 shares

    <0.01% of the 13F portfolio, value $41,908.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 2,554 shares
    Change vs previous 13F +469 shares

    <0.01% of the 13F portfolio, value $30,342.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 2,085 shares
    Change vs previous 13F +275 shares

    <0.01% of the 13F portfolio, value $33,840.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 1,810 shares
    Change vs previous 13F +293 shares

    <0.01% of the 13F portfolio, value $39,422.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 1,517 shares
    Change vs previous 13F +1,184 shares

    <0.01% of the 13F portfolio, value $36,590.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F/A 333 shares
    Change vs previous 13F +296 shares

    <0.01% of the 13F portfolio, value $3,800.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 37 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $589.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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