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Disclosery

Corundum Group, Inc.: IWN position timeline

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

Corundum Group, Inc. held 53,073 IWN 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 53,073 shares
    Change vs previous 13F -435 shares

    3.48% of the 13F portfolio, value $11,739,748.

    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 53,508 shares
    Change vs previous 13F -361 shares

    3.39% of the 13F portfolio, value $10,144,582.

    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 53,869 shares
    Change vs previous 13F +10,244 shares

    3.28% of the 13F portfolio, value $9,761,601.

    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 43,625 shares
    Change vs previous 13F +842 shares

    3.17% of the 13F portfolio, value $7,713,336.

    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 42,783 shares
    Change vs previous 13F +1,762 shares

    2.98% of the 13F portfolio, value $6,749,446.

    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 41,021 shares
    Change vs previous 13F 0 shares

    2.97% of the 13F portfolio, value $6,193,351.

    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 41,021 shares
    Change vs previous 13F -1,660 shares

    2.51% of the 13F portfolio, value $6,734,418.

    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 42,681 shares
    Change vs previous 13F not available

    3.25% of the 13F portfolio, value $7,120,044.

    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).