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Disclosery

Calamos Advisors LLC: ICLR position timeline

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

Calamos Advisors LLC held 0 ICLR 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 -26,500 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 26,500 shares
    Change vs previous 13F +26,500 shares

    0.02% of the 13F portfolio, value $4,828,830.

    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 ended2025-06-30
    13F 0 shares
    Change vs previous 13F -43,459 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-03-31
    13F 43,459 shares
    Change vs previous 13F -43,330 shares

    0.04% of the 13F portfolio, value $7,604,890.

    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).

  5. period ended2024-12-31
    13F 86,789 shares
    Change vs previous 13F +8,061 shares

    0.08% of the 13F portfolio, value $18,200,521.

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

    • Calamos Advisors LLC: 86,789 shares
    • Calamos Wealth Management LLC: 0 shares

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

  6. period ended2024-09-30
    13F 78,728 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $22,619,342.

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

    • Calamos Advisors LLC: 77,561 shares
    • Calamos Wealth Management LLC: 1,167 shares

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