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Disclosery

Calamos Advisors LLC: OXY position timeline

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

Calamos Advisors LLC held 149,772 OXY 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 149,772 shares
    Change vs previous 13F -2,784 shares

    0.03% of the 13F portfolio, value $7,274,426.

    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 152,556 shares
    Change vs previous 13F 0 shares

    0.04% of the 13F portfolio, value $9,916,140.

    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 152,556 shares
    Change vs previous 13F -6,194 shares

    0.03% of the 13F portfolio, value $6,273,103.

    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 158,750 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $7,500,938.

    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 158,750 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $6,669,088.

    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 158,750 shares
    Change vs previous 13F +1,767 shares

    0.04% of the 13F portfolio, value $7,835,900.

    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).

  7. period ended2024-12-31
    13F 156,983 shares
    Change vs previous 13F -43 shares

    0.04% of the 13F portfolio, value $7,756,530.

    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).

  8. period ended2024-09-30
    13F 157,026 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $8,093,120.

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

    • Calamos Advisors LLC: 157,026 shares
    • Calamos Wealth Management LLC: 0 shares

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