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Disclosery

Corundum Group, Inc.: V position timeline

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

Corundum Group, Inc. held 5,950 V 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 5,950 shares
    Change vs previous 13F +44 shares

    0.61% of the 13F portfolio, value $2,041,385.

    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 5,906 shares
    Change vs previous 13F +1,490 shares

    0.6% of the 13F portfolio, value $1,785,029.

    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 4,416 shares
    Change vs previous 13F -889 shares

    0.52% of the 13F portfolio, value $1,548,735.

    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 5,305 shares
    Change vs previous 13F -89 shares

    0.74% of the 13F portfolio, value $1,811,021.

    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 5,394 shares
    Change vs previous 13F +1,047 shares

    0.85% of the 13F portfolio, value $1,915,140.

    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 4,347 shares
    Change vs previous 13F -2,196 shares

    0.73% of the 13F portfolio, value $1,523,450.

    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 6,543 shares
    Change vs previous 13F +1,937 shares

    0.77% of the 13F portfolio, value $2,067,850.

    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 4,606 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $1,266,420.

    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).