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Disclosery

Calamos Advisors LLC: OPRX position timeline

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

Calamos Advisors LLC held 0 OPRX 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 -97,118 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 97,118 shares
    Change vs previous 13F +20,116 shares

    <0.01% of the 13F portfolio, value $1,190,666.

    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 77,002 shares
    Change vs previous 13F +30,829 shares

    0.01% of the 13F portfolio, value $1,578,541.

    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 46,173 shares
    Change vs previous 13F +12,774 shares

    <0.01% of the 13F portfolio, value $623,336.

    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 33,399 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $289,235.

    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).