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Zurcher Kantonalbank (Zurich Cantonalbank): GKOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Zurcher Kantonalbank (Zurich Cantonalbank) on GKOS, newest first. How the timeline and the estimate are built.

Zurcher Kantonalbank (Zurich Cantonalbank) held 24,582 GKOS shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 24,582 shares
    Change vs previous 13F -66 shares

    0.01% of the 13F portfolio, value $3,435,580.

    13F-HR 0001368163-26-000004 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 24,648 shares
    Change vs previous 13F +4,954 shares

    0.01% of the 13F portfolio, value $2,653,604.

    13F-HR 0001368163-26-000002 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 19,694 shares
    Change vs previous 13F +340 shares

    <0.01% of the 13F portfolio, value $2,223,650.

    13F-HR 0000947871-26-000067 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 19,354 shares
    Change vs previous 13F +2,506 shares

    <0.01% of the 13F portfolio, value $1,578,319.

    13F-HR 0000947871-25-001007 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 16,848 shares
    Change vs previous 13F +749 shares

    <0.01% of the 13F portfolio, value $1,740,230.

    13F-HR 0000947871-25-000725 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 16,099 shares
    Change vs previous 13F +1,160 shares

    <0.01% of the 13F portfolio, value $1,584,464.

    13F-HR 0000947871-25-000457 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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 14,939 shares
    Change vs previous 13F +3,983 shares

    0.01% of the 13F portfolio, value $2,239,954.

    13F-HR 0000947871-25-000115 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    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/A 10,956 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,427,348.

    13F-HR/A 0000947871-24-000889 filed by Zurcher Kantonalbank (Zurich Cantonalbank)
    Filed (acceptance time not in the bulk data set), ingested

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