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Zweig-DiMenna Associates LLC: GKOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Zweig-DiMenna Associates LLC on GKOS, newest first. How the timeline and the estimate are built.

Zweig-DiMenna Associates LLC held 0 GKOS shares at 2025-09-30 per its 13F-HR filed 2025-11-07.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -8,600 shares

    13F-HR 0001104659-25-108211 filed by Zweig-DiMenna Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 8,600 shares
    Change vs previous 13F -52,200 shares

    0.09% of the 13F portfolio, value $888,294.

    13F-HR 0001104659-25-074002 filed by Zweig-DiMenna Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 60,800 shares
    Change vs previous 13F +2,135 shares

    0.96% of the 13F portfolio, value $5,983,936.

    13F-HR 0001104659-25-045346 filed by Zweig-DiMenna Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 58,665 shares
    Change vs previous 13F not available

    0.74% of the 13F portfolio, value $8,796,230.

    13F-HR 0001104659-25-004754 filed by Zweig-DiMenna Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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