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Disclosery

VALUEWORKS LLC: MBI position timeline

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

VALUEWORKS LLC held 1,967,228 MBI shares at 2026-06-30 per its 13F-HR filed 2026-08-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,967,228 shares
    Change vs previous 13F +35,338 shares

    2.68% of the 13F portfolio, value $12,826,327.

    13F-HR 0001282189-26-000003 filed by VALUEWORKS 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 1,931,890 shares
    Change vs previous 13F -130,810 shares

    3.11% of the 13F portfolio, value $11,417,470.

    13F-HR 0001282189-26-000002 filed by VALUEWORKS 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 2,062,700 shares
    Change vs previous 13F -6,510 shares

    3.89% of the 13F portfolio, value $14,768,932.

    13F-HR 0001282189-26-000001 filed by VALUEWORKS 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 2,069,210 shares
    Change vs previous 13F -157,979 shares

    4.49% of the 13F portfolio, value $15,415,614.

    13F-HR 0001282189-25-000006 filed by VALUEWORKS 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 2,227,189 shares
    Change vs previous 13F +21,384 shares

    3.18% of the 13F portfolio, value $9,666,000.

    13F-HR 0001282189-25-000004 filed by VALUEWORKS 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 2,205,805 shares
    Change vs previous 13F +22,910 shares

    4.14% of the 13F portfolio, value $10,984,909.

    13F-HR 0001282189-25-000002 filed by VALUEWORKS 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 2,182,895 shares
    Change vs previous 13F -38,607 shares

    4.69% of the 13F portfolio, value $14,101,501.

    13F-HR 0001282189-25-000001 filed by VALUEWORKS 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 2,221,502 shares
    Change vs previous 13F not available

    2.53% of the 13F portfolio, value $7,931,000.

    13F-HR 0001282189-24-000004 filed by VALUEWORKS LLC
    Filed (acceptance time not in the bulk data set), ingested

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