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MARATHON CAPITAL MANAGEMENT: GDX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARATHON CAPITAL MANAGEMENT on GDX, newest first. How the timeline and the estimate are built.

MARATHON CAPITAL MANAGEMENT held 18,181 GDX shares at 2026-06-30 per its 13F-HR filed 2026-07-22.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,181 shares
    Change vs previous 13F 0 shares

    0.28% of the 13F portfolio, value $1,371,756.

    13F-HR 0001172661-26-002744 filed by MARATHON CAPITAL MANAGEMENT
    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 18,181 shares
    Change vs previous 13F -680 shares

    0.37% of the 13F portfolio, value $1,668,470.

    13F-HR 0001172661-26-001839 filed by MARATHON CAPITAL MANAGEMENT
    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 18,861 shares
    Change vs previous 13F -1,285 shares

    0.35% of the 13F portfolio, value $1,617,708.

    13F-HR 0001172661-26-000374 filed by MARATHON CAPITAL MANAGEMENT
    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 20,146 shares
    Change vs previous 13F -1,425 shares

    0.35% of the 13F portfolio, value $1,539,154.

    13F-HR 0001172661-25-004808 filed by MARATHON CAPITAL MANAGEMENT
    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 21,571 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $1,122,986.

    13F-HR 0001172661-25-003317 filed by MARATHON CAPITAL MANAGEMENT
    Filed (acceptance time not in the bulk data set), ingested

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