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Calamos Advisors LLC: VST position timeline

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

Calamos Advisors LLC held 101,450 VST 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 101,450 shares
    Change vs previous 13F -4,795 shares

    0.05% of the 13F portfolio, value $16,093,014.

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

    • Calamos Advisors LLC: 96,990 shares
    • Calamos Wealth Management LLC: 4,460 shares

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

  2. period ended2026-03-31
    13F 106,245 shares
    Change vs previous 13F +6,134 shares

    0.06% of the 13F portfolio, value $15,971,810.

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

    • Calamos Advisors LLC: 101,374 shares
    • Calamos Wealth Management LLC: 4,871 shares

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

  3. period ended2025-12-31
    13F 100,111 shares
    Change vs previous 13F -319 shares

    0.06% of the 13F portfolio, value $16,150,907.

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

    • Calamos Advisors LLC: 95,698 shares
    • Calamos Wealth Management LLC: 4,413 shares

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

  4. period ended2025-09-30
    13F 100,430 shares
    Change vs previous 13F -39,005 shares

    0.07% of the 13F portfolio, value $19,676,246.

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

    • Calamos Advisors LLC: 95,326 shares
    • Calamos Wealth Management LLC: 5,104 shares

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

  5. period ended2025-06-30
    13F 139,435 shares
    Change vs previous 13F +150 shares

    0.11% of the 13F portfolio, value $27,023,897.

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

    • Calamos Advisors LLC: 134,253 shares
    • Calamos Wealth Management LLC: 5,182 shares

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

  6. period ended2025-03-31
    13F 139,285 shares
    Change vs previous 13F +2,368 shares

    0.07% of the 13F portfolio, value $16,357,630.

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

    • Calamos Advisors LLC: 134,103 shares
    • Calamos Wealth Management LLC: 5,182 shares

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

  7. period ended2024-12-31
    13F 136,917 shares
    Change vs previous 13F -46,868 shares

    0.08% of the 13F portfolio, value $18,876,746.

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

    • Calamos Advisors LLC: 133,574 shares
    • Calamos Wealth Management LLC: 3,343 shares

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

  8. period ended2024-09-30
    13F 183,785 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $21,785,874.

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

    • Calamos Advisors LLC: 180,442 shares
    • Calamos Wealth Management LLC: 3,343 shares

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