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Disclosery

GROUP ONE TRADING LLC: IOVA position timeline

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

GROUP ONE TRADING LLC held 237,671 IOVA 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 237,671 shares
    Change vs previous 13F -358,085 shares

    0.03% of the 13F portfolio, value $988,711.

    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 595,756 shares
    Change vs previous 13F +427,079 shares

    0.07% of the 13F portfolio, value $2,091,104.

    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 168,677 shares
    Change vs previous 13F -261,177 shares

    0.01% of the 13F portfolio, value $460,488.

    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 429,854 shares
    Change vs previous 13F -123,614 shares

    0.03% of the 13F portfolio, value $932,783.

    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 553,468 shares
    Change vs previous 13F +77,667 shares

    0.03% of the 13F portfolio, value $951,965.

    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 475,801 shares
    Change vs previous 13F -1,220,500 shares

    0.07% of the 13F portfolio, value $1,584,417.

    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 1,696,301 shares
    Change vs previous 13F +413,333 shares

    0.43% of the 13F portfolio, value $12,552,627.

    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 1,282,968 shares
    Change vs previous 13F not available

    0.48% of the 13F portfolio, value $12,047,070.

    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).