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Calamos Advisors LLC: PFE position timeline

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

Calamos Advisors LLC held 1,818,760 PFE 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 1,818,760 shares
    Change vs previous 13F -54,282 shares

    0.14% of the 13F portfolio, value $43,795,742.

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

    • Calamos Advisors LLC: 1,753,548 shares
    • Calamos Wealth Management LLC: 65,212 shares

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

  2. period ended2026-03-31
    13F 1,873,042 shares
    Change vs previous 13F -110,429 shares

    0.18% of the 13F portfolio, value $52,595,016.

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

    • Calamos Advisors LLC: 1,805,659 shares
    • Calamos Wealth Management LLC: 67,383 shares

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

  3. period ended2025-12-31
    13F 1,983,471 shares
    Change vs previous 13F +59,647 shares

    0.18% of the 13F portfolio, value $49,388,436.

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

    • Calamos Advisors LLC: 1,919,276 shares
    • Calamos Wealth Management LLC: 64,195 shares

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

  4. period ended2025-09-30
    13F 1,923,824 shares
    Change vs previous 13F -268 shares

    0.18% of the 13F portfolio, value $49,019,029.

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

    • Calamos Advisors LLC: 1,860,332 shares
    • Calamos Wealth Management LLC: 63,492 shares

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

  5. period ended2025-06-30
    13F 1,924,092 shares
    Change vs previous 13F +82,605 shares

    0.18% of the 13F portfolio, value $46,639,993.

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

    • Calamos Advisors LLC: 1,860,332 shares
    • Calamos Wealth Management LLC: 63,760 shares

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

  6. period ended2025-03-31
    13F 1,841,487 shares
    Change vs previous 13F +146,439 shares

    0.2% of the 13F portfolio, value $46,663,293.

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

    • Calamos Advisors LLC: 1,776,366 shares
    • Calamos Wealth Management LLC: 65,121 shares

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

  7. period ended2024-12-31
    13F 1,695,048 shares
    Change vs previous 13F +677,810 shares

    0.19% of the 13F portfolio, value $44,969,614.

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

    • Calamos Advisors LLC: 1,642,574 shares
    • Calamos Wealth Management LLC: 52,474 shares

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

  8. period ended2024-09-30
    13F 1,017,238 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $29,438,873.

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

    • Calamos Advisors LLC: 965,233 shares
    • Calamos Wealth Management LLC: 52,005 shares

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