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GROUP ONE TRADING LLC: TIGR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GROUP ONE TRADING LLC on TIGR, newest first. How the timeline and the estimate are built.

GROUP ONE TRADING LLC held 202,346 TIGR 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 202,346 shares
    Change vs previous 13F +7,855 shares

    0.03% of the 13F portfolio, value $890,322.

    13F-HR 0000932540-26-000011 filed by GROUP ONE TRADING 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 194,491 shares
    Change vs previous 13F -4,053,231 shares

    0.04% of the 13F portfolio, value $1,225,293.

    13F-HR 0000932540-26-000005 filed by GROUP ONE TRADING 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 4,247,722 shares
    Change vs previous 13F -30,671 shares

    1.2% of the 13F portfolio, value $40,608,222.

    13F-HR 0000932540-26-000002 filed by GROUP ONE TRADING 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 4,278,393 shares
    Change vs previous 13F -112,499 shares

    1.36% of the 13F portfolio, value $45,650,453.

    13F-HR 0000932540-25-000040 filed by GROUP ONE TRADING 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 4,390,892 shares
    Change vs previous 13F +1,957,803 shares

    1.39% of the 13F portfolio, value $42,372,108.

    13F-HR 0000932540-25-000034 filed by GROUP ONE TRADING 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 2,433,089 shares
    Change vs previous 13F +1,311,084 shares

    0.87% of the 13F portfolio, value $20,900,235.

    13F-HR 0000932540-25-000027 filed by GROUP ONE TRADING 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/A 1,122,005 shares
    Change vs previous 13F +880,759 shares

    0.25% of the 13F portfolio, value $7,248,152.

    13F-HR/A 0000932540-25-000028 filed by GROUP ONE TRADING 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 241,246 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,288,254.

    13F-HR 0000932540-24-000015 filed by GROUP ONE TRADING LLC
    Filed (acceptance time not in the bulk data set), ingested

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