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Disclosery

Calamos Advisors LLC: MGNI position timeline

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

Calamos Advisors LLC held 0 MGNI shares at 2026-03-31 per its 13F-HR filed 2026-05-04.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -113,457 shares

    13F-HR 0001316507-26-000002 filed by Calamos Advisors LLC
    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.

  2. period ended2025-12-31
    13F 113,457 shares
    Change vs previous 13F +61,672 shares

    0.01% of the 13F portfolio, value $1,841,407.

    13F-HR 0001316507-26-000001 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 51,785 shares
    Change vs previous 13F -925 shares

    <0.01% of the 13F portfolio, value $1,127,877.

    13F-HR 0001316507-25-000003 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 52,710 shares
    Change vs previous 13F -12,565 shares

    0.01% of the 13F portfolio, value $1,271,365.

    13F-HR 0001085146-25-004696 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 65,275 shares
    Change vs previous 13F +30,132 shares

    <0.01% of the 13F portfolio, value $744,788.

    13F-HR 0001085146-25-002415 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 35,143 shares
    Change vs previous 13F -155,837 shares

    <0.01% of the 13F portfolio, value $559,476.

    13F-HR 0001085146-25-000482 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 190,980 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,645,073.

    13F-HR 0001085146-24-005402 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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