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Disclosery

GROUP ONE TRADING LLC: BORR position timeline

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

GROUP ONE TRADING LLC held 71,181 BORR 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 71,181 shares
    Change vs previous 13F +52,514 shares

    0.01% of the 13F portfolio, value $293,978.

    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 18,667 shares
    Change vs previous 13F -88,196 shares

    <0.01% of the 13F portfolio, value $107,709.

    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 106,863 shares
    Change vs previous 13F +78,183 shares

    0.01% of the 13F portfolio, value $430,658.

    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 28,680 shares
    Change vs previous 13F -247,591 shares

    <0.01% of the 13F portfolio, value $77,149.

    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 276,271 shares
    Change vs previous 13F +194,400 shares

    0.02% of the 13F portfolio, value $505,576.

    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 81,871 shares
    Change vs previous 13F +25,227 shares

    0.01% of the 13F portfolio, value $179,297.

    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 56,644 shares
    Change vs previous 13F +34,665 shares

    0.01% of the 13F portfolio, value $220,912.

    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 21,979 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $120,665.

    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).