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CSS LLC/IL: GPOR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CSS LLC/IL on GPOR, newest first. How the timeline and the estimate are built.

CSS LLC/IL held 1,917 GPOR 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 1,917 shares
    Change vs previous 13F -1,150 shares

    0.01% of the 13F portfolio, value $325,315.

    13F-HR 0001103646-26-000012 filed by CSS LLC/IL
    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 3,067 shares
    Change vs previous 13F -1,200 shares

    0.04% of the 13F portfolio, value $648,885.

    13F-HR 0001103646-26-000009 filed by CSS LLC/IL
    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 4,267 shares
    Change vs previous 13F -5,753 shares

    0.05% of the 13F portfolio, value $887,493.

    13F-HR 0001103646-26-000003 filed by CSS LLC/IL
    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 10,020 shares
    Change vs previous 13F +580 shares

    0.11% of the 13F portfolio, value $1,813,420.

    13F-HR 0001103646-25-000009 filed by CSS LLC/IL
    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 9,440 shares
    Change vs previous 13F -960 shares

    0.12% of the 13F portfolio, value $1,899,045.

    13F-HR 0001085146-25-005235 filed by CSS LLC/IL
    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 10,400 shares
    Change vs previous 13F +3,210 shares

    0.13% of the 13F portfolio, value $1,915,056.

    13F-HR 0001085146-25-003288 filed by CSS LLC/IL
    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 7,190 shares
    Change vs previous 13F -310 shares

    0.08% of the 13F portfolio, value $1,324,398.

    13F-HR 0001085146-25-001728 filed by CSS LLC/IL
    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 7,500 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $1,135,125.

    13F-HR 0001085146-24-005922 filed by CSS LLC/IL
    Filed (acceptance time not in the bulk data set), ingested

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