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MARATHON CAPITAL MANAGEMENT: BF-B position timeline

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

MARATHON CAPITAL MANAGEMENT held 34,329 BF-B 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 34,329 shares
    Change vs previous 13F +1,921 shares

    0.19% of the 13F portfolio, value $914,868.

    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 32,408 shares
    Change vs previous 13F +4,402 shares

    0.19% of the 13F portfolio, value $856,868.

    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 28,006 shares
    Change vs previous 13F +991 shares

    0.16% of the 13F portfolio, value $729,836.

    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 27,015 shares
    Change vs previous 13F not available

    0.17% of the 13F portfolio, value $731,566.

    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).