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Calamos Advisors LLC: PLTR position timeline

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

Calamos Advisors LLC held 672,109 PLTR 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 672,109 shares
    Change vs previous 13F -76,855 shares

    0.25% of the 13F portfolio, value $78,414,957.

    13F-HR 0001316507-26-000003 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 664,009 shares
    • Calamos Wealth Management LLC: 8,100 shares

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

  2. period ended2026-03-31
    13F 748,964 shares
    Change vs previous 13F +133,039 shares

    0.38% of the 13F portfolio, value $109,558,454.

    13F-HR 0001316507-26-000002 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 741,654 shares
    • Calamos Wealth Management LLC: 7,310 shares

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

  3. period ended2025-12-31
    13F 615,925 shares
    Change vs previous 13F -80,001 shares

    0.4% of the 13F portfolio, value $109,480,669.

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

    • Calamos Advisors LLC: 609,519 shares
    • Calamos Wealth Management LLC: 6,406 shares

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

  4. period ended2025-09-30
    13F 695,926 shares
    Change vs previous 13F +33,788 shares

    0.46% of the 13F portfolio, value $126,950,821.

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

    • Calamos Advisors LLC: 690,269 shares
    • Calamos Wealth Management LLC: 5,657 shares

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

  5. period ended2025-06-30
    13F 662,138 shares
    Change vs previous 13F +29,367 shares

    0.39% of the 13F portfolio, value $90,262,652.

    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 632,771 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $53,405,872.

    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).