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Disclosery

GROUP ONE TRADING LLC: REEAF position timeline

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

GROUP ONE TRADING LLC held 1,305 REEAF 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 1,305 shares
    Change vs previous 13F -133 shares

    <0.01% of the 13F portfolio, value $256.

    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 1,438 shares
    Change vs previous 13F -1,691 shares

    <0.01% of the 13F portfolio, value $862.

    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 3,129 shares
    Change vs previous 13F -9,046 shares

    <0.01% of the 13F portfolio, value $2,298.

    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 12,175 shares
    Change vs previous 13F +9,500 shares

    <0.01% of the 13F portfolio, value $8,607.

    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 2,675 shares
    Change vs previous 13F +2,600 shares

    <0.01% of the 13F portfolio, value $1,592.

    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 75 shares
    Change vs previous 13F -9,573 shares

    <0.01% of the 13F portfolio, value $200.

    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 9,648 shares
    Change vs previous 13F +2,844 shares

    <0.01% of the 13F portfolio, value $85,192.

    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 6,804 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $48,036.

    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).