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HighVista Strategies LLC: CGON position timeline

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

HighVista Strategies LLC held 18,867 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 18,867 shares
    Change vs previous 13F -1,047 shares

    0.31% of the 13F portfolio, value $1,340,500.

    13F-HR 0001172661-26-003470 filed by HighVista Strategies 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 19,914 shares
    Change vs previous 13F -9,411 shares

    0.37% of the 13F portfolio, value $1,347,779.

    13F-HR 0001172661-26-002079 filed by HighVista Strategies 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 29,325 shares
    Change vs previous 13F +3,285 shares

    0.31% of the 13F portfolio, value $1,217,574.

    13F-HR 0001172661-26-000882 filed by HighVista Strategies 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 26,040 shares
    Change vs previous 13F +15,712 shares

    0.26% of the 13F portfolio, value $1,048,891.

    13F-HR 0001172661-25-004799 filed by HighVista Strategies 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 10,328 shares
    Change vs previous 13F -11,977 shares

    0.1% of the 13F portfolio, value $268,528.

    13F-HR 0001172661-25-003309 filed by HighVista Strategies 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 22,305 shares
    Change vs previous 13F 0 shares

    0.21% of the 13F portfolio, value $546,249.

    13F-HR 0001172661-25-001991 filed by HighVista Strategies 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 22,305 shares
    Change vs previous 13F +6,571 shares

    0.24% of the 13F portfolio, value $639,707.

    13F-HR 0001172661-25-000973 filed by HighVista Strategies 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 15,734 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $593,644.

    13F-HR 0001172661-24-004811 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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