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MARATHON CAPITAL MANAGEMENT: CALX position timeline

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

MARATHON CAPITAL MANAGEMENT held 83,555 CALX 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 83,555 shares
    Change vs previous 13F +1,800 shares

    0.63% of the 13F portfolio, value $3,118,273.

    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 81,755 shares
    Change vs previous 13F +1,170 shares

    0.9% of the 13F portfolio, value $4,005,177.

    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 80,585 shares
    Change vs previous 13F +385 shares

    0.92% of the 13F portfolio, value $4,265,364.

    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 80,200 shares
    Change vs previous 13F -16,435 shares

    1.13% of the 13F portfolio, value $4,921,874.

    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 96,635 shares
    Change vs previous 13F -17,755 shares

    1.31% of the 13F portfolio, value $5,140,016.

    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).

  6. period ended2025-03-31
    13F 114,390 shares
    Change vs previous 13F -745 shares

    1.08% of the 13F portfolio, value $4,053,982.

    13F-HR 0001172661-25-002209 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).

  7. period ended2024-12-31
    13F 115,135 shares
    Change vs previous 13F -5,705 shares

    1% of the 13F portfolio, value $4,014,757.

    13F-HR 0001172661-25-001088 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).

  8. period ended2024-09-30
    13F 120,840 shares
    Change vs previous 13F not available

    1.14% of the 13F portfolio, value $4,687,384.

    13F-HR 0001172661-24-005065 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).