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Disclosery

GROUP ONE TRADING LLC: CHTR position timeline

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

GROUP ONE TRADING LLC held 164,097 CHTR 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 164,097 shares
    Change vs previous 13F +146,057 shares

    0.67% of the 13F portfolio, value $23,336,234.

    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 18,040 shares
    Change vs previous 13F -10,247 shares

    0.13% of the 13F portfolio, value $3,894,475.

    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 28,287 shares
    Change vs previous 13F +15,879 shares

    0.17% of the 13F portfolio, value $5,904,911.

    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 12,408 shares
    Change vs previous 13F +8,671 shares

    0.1% of the 13F portfolio, value $3,413,503.

    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 3,737 shares
    Change vs previous 13F +1,495 shares

    0.05% of the 13F portfolio, value $1,527,723.

    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 2,242 shares
    Change vs previous 13F +931 shares

    0.03% of the 13F portfolio, value $826,244.

    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 1,311 shares
    Change vs previous 13F -8,918 shares

    0.02% of the 13F portfolio, value $449,371.

    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 10,229 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $3,315,014.

    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).