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Calamos Advisors LLC: CMCSA position timeline

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

Calamos Advisors LLC held 779,744 CMCSA shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 779,744 shares
    Change vs previous 13F -14,473 shares

    0.07% of the 13F portfolio, value $19,142,715.

    13F-HR 0001316507-26-000003 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).

  2. period ended2026-03-31
    13F 794,217 shares
    Change vs previous 13F 0 shares

    0.09% of the 13F portfolio, value $22,801,970.

    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).

  3. period ended2025-12-31
    13F 794,217 shares
    Change vs previous 13F -32,201 shares

    0.1% of the 13F portfolio, value $23,739,146.

    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).

  4. period ended2025-09-30
    13F 826,418 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $25,966,054.

    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).

  5. period ended2025-06-30
    13F 826,418 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $29,494,858.

    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).

  6. period ended2025-03-31
    13F 826,418 shares
    Change vs previous 13F +2,708 shares

    0.14% of the 13F portfolio, value $30,494,824.

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

    • Calamos Advisors LLC: 826,418 shares
    • Calamos Wealth Management LLC: 0 shares

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

  7. period ended2024-12-31
    13F 823,710 shares
    Change vs previous 13F +158 shares

    0.13% of the 13F portfolio, value $30,913,836.

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

    • Calamos Advisors LLC: 817,228 shares
    • Calamos Wealth Management LLC: 6,482 shares

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

  8. period ended2024-09-30
    13F 823,552 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $34,399,767.

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

    • Calamos Advisors LLC: 817,228 shares
    • Calamos Wealth Management LLC: 6,324 shares

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