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Disclosery

Calamos Advisors LLC: WCN position timeline

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

Calamos Advisors LLC held 0 WCN 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 0 shares
    Change vs previous 13F -6,620 shares

    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).

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

  2. period ended2026-03-31
    13F 6,620 shares
    Change vs previous 13F -2 shares

    <0.01% of the 13F portfolio, value $1,075,353.

    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 6,622 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $1,161,234.

    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 6,622 shares
    Change vs previous 13F -27,025 shares

    <0.01% of the 13F portfolio, value $1,164,148.

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

    • Calamos Advisors LLC: 6,622 shares
    • Calamos Wealth Management LLC: 0 shares

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

  5. period ended2025-06-30
    13F 33,647 shares
    Change vs previous 13F +19,612 shares

    0.02% of the 13F portfolio, value $6,282,572.

    13F-HR 0001085146-25-004696 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 22,639 shares
    • Calamos Wealth Management LLC: 11,008 shares

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

  6. period ended2025-03-31
    13F 14,035 shares
    Change vs previous 13F -29,187 shares

    0.01% of the 13F portfolio, value $2,739,492.

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

    • Calamos Advisors LLC: 14,035 shares
    • Calamos Wealth Management LLC: 0 shares

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

  7. period ended2024-12-31
    13F 43,222 shares
    Change vs previous 13F +215 shares

    0.03% of the 13F portfolio, value $7,416,031.

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

    • Calamos Advisors LLC: 29,534 shares
    • Calamos Wealth Management LLC: 13,688 shares

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

  8. period ended2024-09-30
    13F 43,007 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $7,690,512.

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

    • Calamos Advisors LLC: 29,518 shares
    • Calamos Wealth Management LLC: 13,489 shares

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