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OPPENHEIMER ASSET MANAGEMENT INC.: GKOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OPPENHEIMER ASSET MANAGEMENT INC. on GKOS, newest first. How the timeline and the estimate are built.

OPPENHEIMER ASSET MANAGEMENT INC. held 19,564 GKOS shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 19,564 shares
    Change vs previous 13F +986 shares

    0.03% of the 13F portfolio, value $2,734,265.

    13F-HR 0001085146-26-000553 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 18,578 shares
    Change vs previous 13F -3,411 shares

    0.02% of the 13F portfolio, value $2,000,108.

    13F-HR 0001085146-26-000369 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 21,989 shares
    Change vs previous 13F -300 shares

    0.03% of the 13F portfolio, value $2,482,777.

    13F-HR 0001085146-26-000133 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 22,289 shares
    Change vs previous 13F +7,992 shares

    0.02% of the 13F portfolio, value $1,817,668.

    13F-HR 0001085146-25-005973 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 14,297 shares
    Change vs previous 13F +10,160 shares

    0.02% of the 13F portfolio, value $1,476,737.

    13F-HR 0001085146-25-004405 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 4,137 shares
    Change vs previous 13F -4,521 shares

    0.01% of the 13F portfolio, value $407,164.

    13F-HR 0001085146-25-002235 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 8,658 shares
    Change vs previous 13F -6,022 shares

    0.02% of the 13F portfolio, value $1,298,181.

    13F-HR 0001085146-25-000777 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 14,680 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,912,511.

    13F-HR 0001085146-24-005361 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 0 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 14,680 shares

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