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Avidity Partners Management LP: CGON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Avidity Partners Management LP on CGON, newest first. How the timeline and the estimate are built.

Avidity Partners Management LP held 1,398,948 CGON shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,398,948 shares
    Change vs previous 13F +110,000 shares

    15.92% of the 13F portfolio, value $99,395,255.

    13F-HR 0001791827-26-000005 filed by Avidity Partners Management LP
    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/A 1,288,948 shares
    Change vs previous 13F -183,751 shares

    17.67% of the 13F portfolio, value $87,236,001.

    13F-HR/A 0001791827-26-000004 filed by Avidity Partners Management LP
    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 1,472,699 shares
    Change vs previous 13F -128,200 shares

    17.64% of the 13F portfolio, value $61,146,462.

    13F-HR 0001791827-26-000002 filed by Avidity Partners Management LP
    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 1,600,899 shares
    Change vs previous 13F +100,957 shares

    14.68% of the 13F portfolio, value $64,484,212.

    13F-HR 0001791827-25-000008 filed by Avidity Partners Management LP
    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 1,499,942 shares
    Change vs previous 13F +519,000 shares

    7.82% of the 13F portfolio, value $38,998,492.

    13F-HR 0001791827-25-000007 filed by Avidity Partners Management LP
    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 980,942 shares
    Change vs previous 13F -116,858 shares

    4.95% of the 13F portfolio, value $24,023,270.

    13F-HR 0001791827-25-000005 filed by Avidity Partners Management LP
    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 1,097,800 shares
    Change vs previous 13F -558,200 shares

    3.14% of the 13F portfolio, value $31,484,904.

    13F-HR 0001791827-25-000002 filed by Avidity Partners Management LP
    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 1,656,000 shares
    Change vs previous 13F not available

    3.19% of the 13F portfolio, value $62,480,880.

    13F-HR 0001791827-24-000011 filed by Avidity Partners Management LP
    Filed (acceptance time not in the bulk data set), ingested

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