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Second Line Capital, LLC: MARA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Second Line Capital, LLC on MARA, newest first. How the timeline and the estimate are built.

Second Line Capital, LLC held 258,225 MARA shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 258,225 shares
    Change vs previous 13F -5,577 shares

    0.67% of the 13F portfolio, value $3,586,745.

    13F-HR/A 0001992879-26-000017 filed by Second Line Capital, LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 263,802 shares
    Change vs previous 13F +14,915 shares

    0.6% of the 13F portfolio, value $3,162,986.

    13F-HR 0001992879-26-000009 filed by Second Line Capital, 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 248,887 shares
    Change vs previous 13F -109 shares

    0.46% of the 13F portfolio, value $2,235,005.

    13F-HR 0001992879-26-000002 filed by Second Line Capital, 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 248,996 shares
    Change vs previous 13F +11,747 shares

    0.94% of the 13F portfolio, value $4,546,667.

    13F-HR 0001992879-25-000005 filed by Second Line Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 237,249 shares
    Change vs previous 13F +6,139 shares

    0.86% of the 13F portfolio, value $3,720,064.

    13F-HR 0001992879-25-000004 filed by Second Line Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 231,110 shares
    Change vs previous 13F -33 shares

    0.68% of the 13F portfolio, value $2,657,765.

    13F-HR 0001992879-25-000002 filed by Second Line Capital, LLC
    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 231,143 shares
    Change vs previous 13F +26,633 shares

    1.05% of the 13F portfolio, value $3,876,268.

    13F-HR 0001992879-25-000001 filed by Second Line Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 204,510 shares
    Change vs previous 13F not available

    0.9% of the 13F portfolio, value $3,317,152.

    13F-HR 0001992879-24-000007 filed by Second Line Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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