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Disclosery

Bares Capital Management, Inc.: IBKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Bares Capital Management, Inc. on IBKR, newest first. How the timeline and the estimate are built.

Bares Capital Management, Inc. held 2,060,589 IBKR shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 2,060,589 shares
    Change vs previous 13F -950,511 shares

    13.08% of the 13F portfolio, value $141,789,129.

    13F-HR 0001340807-25-000009 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2025-06-30
    13F 3,011,100 shares
    Change vs previous 13F +2,166,563 shares

    16.2% of the 13F portfolio, value $166,845,051.

    13F-HR 0001340807-25-000005 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-03-31
    13F 844,537 shares
    Change vs previous 13F -107,110 shares

    16.42% of the 13F portfolio, value $139,846,882.

    13F-HR 0001340807-25-000004 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2024-12-31
    13F 951,647 shares
    Change vs previous 13F -164,877 shares

    15.13% of the 13F portfolio, value $168,127,475.

    13F-HR 0001340807-25-000002 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2024-09-30
    13F 1,116,524 shares
    Change vs previous 13F -1,416,141 shares

    14.16% of the 13F portfolio, value $155,598,785.

    13F-HR 0001340807-24-000008 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2024-06-30
    13F 2,532,665 shares
    Change vs previous 13F -277,466 shares

    14.93% of the 13F portfolio, value $310,504,729.

    13F-HR 0001340807-24-000006 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-03-31
    13F 2,810,131 shares
    Change vs previous 13F +264,543 shares

    12.46% of the 13F portfolio, value $313,919,734.

    13F-HR 0001340807-24-000005 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2023-12-31
    13F 2,545,588 shares
    Change vs previous 13F not available

    8.28% of the 13F portfolio, value $211,029,245.

    13F-HR 0001340807-24-000002 filed by Bares Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).