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Disclosery

GROUP ONE TRADING LLC: LSPD position timeline

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

GROUP ONE TRADING LLC held 32,216 LSPD 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 32,216 shares
    Change vs previous 13F -897 shares

    0.01% of the 13F portfolio, value $337,946.

    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 33,113 shares
    Change vs previous 13F +19,664 shares

    0.01% of the 13F portfolio, value $296,692.

    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 13,449 shares
    Change vs previous 13F -8,716 shares

    <0.01% of the 13F portfolio, value $162,464.

    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 22,165 shares
    Change vs previous 13F -15,803 shares

    0.01% of the 13F portfolio, value $256,006.

    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 37,968 shares
    Change vs previous 13F +3,755 shares

    0.01% of the 13F portfolio, value $444,605.

    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 34,213 shares
    Change vs previous 13F -91,339 shares

    0.01% of the 13F portfolio, value $299,364.

    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 125,552 shares
    Change vs previous 13F +31,276 shares

    0.06% of the 13F portfolio, value $1,912,157.

    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 94,276 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $1,554,611.

    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).