Skip to content
Disclosery

GROUP ONE TRADING LLC: BLND position timeline

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

GROUP ONE TRADING LLC held 4,671 BLND 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 4,671 shares
    Change vs previous 13F -776 shares

    <0.01% of the 13F portfolio, value $7,987.

    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 5,447 shares
    Change vs previous 13F -173,183 shares

    <0.01% of the 13F portfolio, value $9,260.

    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 178,630 shares
    Change vs previous 13F -83,288 shares

    0.02% of the 13F portfolio, value $543,035.

    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 261,918 shares
    Change vs previous 13F +233,942 shares

    0.03% of the 13F portfolio, value $956,001.

    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 27,976 shares
    Change vs previous 13F +3,496 shares

    <0.01% of the 13F portfolio, value $92,321.

    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 24,480 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $82,008.

    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).