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Disclosery

WINMILL & CO. INC: MTDR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WINMILL & CO. INC on MTDR, newest first. How the timeline and the estimate are built.

WINMILL & CO. INC held 0 MTDR shares at 2026-03-31 per its 13F-HR filed 2026-05-14.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -110,000 shares

    13F-HR 0000892712-26-000244 filed by WINMILL & CO. INC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 110,000 shares
    Change vs previous 13F -16,500 shares

    1.25% of the 13F portfolio, value $4,668,400.

    13F-HR 0000892712-26-000091 filed by WINMILL & CO. INC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 126,500 shares
    Change vs previous 13F +10,650 shares

    1.38% of the 13F portfolio, value $5,683,645.

    13F-HR 0000892712-25-000148 filed by WINMILL & CO. INC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 115,850 shares
    Change vs previous 13F 0 shares

    1.54% of the 13F portfolio, value $5,528,362.

    13F-HR 0000892712-25-000087 filed by WINMILL & CO. INC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 115,850 shares
    Change vs previous 13F not available

    1.8% of the 13F portfolio, value $5,918,777.

    13F-HR 0000892712-25-000065 filed by WINMILL & CO. INC
    Filed (acceptance time not in the bulk data set), ingested

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