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Disclosery

GAMMA Investing LLC: GBX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on GBX, newest first. How the timeline and the estimate are built.

GAMMA Investing LLC held 876 GBX shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 876 shares
    Change vs previous 13F -11 shares

    <0.01% of the 13F portfolio, value $35,101.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 887 shares
    Change vs previous 13F -22 shares

    <0.01% of the 13F portfolio, value $43,472.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 909 shares
    Change vs previous 13F +135 shares

    <0.01% of the 13F portfolio, value $47,859.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 774 shares
    Change vs previous 13F -201 shares

    <0.01% of the 13F portfolio, value $36,177.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 975 shares
    Change vs previous 13F +47 shares

    <0.01% of the 13F portfolio, value $45,016.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 928 shares
    Change vs previous 13F +169 shares

    <0.01% of the 13F portfolio, value $42,734.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F/A 759 shares
    Change vs previous 13F +132 shares

    <0.01% of the 13F portfolio, value $38,876.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 627 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $38,241.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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