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Disclosery

GROUP ONE TRADING LLC: AER position timeline

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

GROUP ONE TRADING LLC held 16,520 AER 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 16,520 shares
    Change vs previous 13F -14,350 shares

    0.07% of the 13F portfolio, value $2,408,286.

    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 30,870 shares
    Change vs previous 13F +3,999 shares

    0.14% of the 13F portfolio, value $4,234,747.

    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 26,871 shares
    Change vs previous 13F -5,827 shares

    0.11% of the 13F portfolio, value $3,862,975.

    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 32,698 shares
    Change vs previous 13F -52,071 shares

    0.12% of the 13F portfolio, value $3,956,458.

    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 84,769 shares
    Change vs previous 13F +49,313 shares

    0.33% of the 13F portfolio, value $9,917,973.

    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 35,456 shares
    Change vs previous 13F +33,322 shares

    0.15% of the 13F portfolio, value $3,622,540.

    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 2,134 shares
    Change vs previous 13F +2,134 shares

    0.01% of the 13F portfolio, value $204,224.

    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 0 shares
    Change vs previous 13F not available

    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).

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