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Disclosery

Corundum Group, Inc.: IWD position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Corundum Group, Inc. on IWD, newest first. How the timeline and the estimate are built.

Corundum Group, Inc. held 167,207 IWD shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 167,207 shares
    Change vs previous 13F +1,477 shares

    12.02% of the 13F portfolio, value $40,535,993.

    13F-HR 0001486083-26-000003 filed by Corundum Group, Inc.
    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 165,730 shares
    Change vs previous 13F +2,678 shares

    11.84% of the 13F portfolio, value $35,411,529.

    13F-HR 0001486083-26-000002 filed by Corundum Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 163,052 shares
    Change vs previous 13F +40,326 shares

    11.51% of the 13F portfolio, value $34,296,358.

    13F-HR 0001486083-26-000001 filed by Corundum Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 122,726 shares
    Change vs previous 13F +6,511 shares

    10.27% of the 13F portfolio, value $24,985,786.

    13F-HR 0001486083-25-000006 filed by Corundum Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 116,215 shares
    Change vs previous 13F +909 shares

    9.98% of the 13F portfolio, value $22,572,439.

    13F-HR 0001486083-25-000005 filed by Corundum Group, Inc.
    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 115,306 shares
    Change vs previous 13F -1,810 shares

    10.41% of the 13F portfolio, value $21,695,977.

    13F-HR 0001486083-25-000004 filed by Corundum Group, Inc.
    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 117,116 shares
    Change vs previous 13F -4,067 shares

    8.1% of the 13F portfolio, value $21,681,685.

    13F-HR 0001486083-25-000001 filed by Corundum Group, Inc.
    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 121,183 shares
    Change vs previous 13F not available

    10.49% of the 13F portfolio, value $23,000,533.

    13F-HR 0001486083-24-000004 filed by Corundum Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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