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DENALI ADVISORS LLC: GBX position timeline

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

DENALI ADVISORS LLC held 131,571 GBX shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 131,571 shares
    Change vs previous 13F -370 shares

    0.65% of the 13F portfolio, value $6,448,295.

    13F-HR 0001398344-26-013946 filed by DENALI ADVISORS 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 131,941 shares
    Change vs previous 13F +109,741 shares

    0.77% of the 13F portfolio, value $6,946,694.

    13F-HR 0001398344-26-008814 filed by DENALI ADVISORS 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 22,200 shares
    Change vs previous 13F -4,300 shares

    0.12% of the 13F portfolio, value $1,037,628.

    13F-HR 0001398344-26-002053 filed by DENALI ADVISORS 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 26,500 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $1,223,505.

    13F-HR 0001398344-25-020496 filed by DENALI ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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