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Disclosery

Corundum Group, Inc.: NVDA position timeline

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

Corundum Group, Inc. held 17,476 NVDA 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 17,476 shares
    Change vs previous 13F +515 shares

    1.04% of the 13F portfolio, value $3,496,773.

    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 16,961 shares
    Change vs previous 13F +483 shares

    0.99% of the 13F portfolio, value $2,957,998.

    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 16,478 shares
    Change vs previous 13F +83 shares

    1.03% of the 13F portfolio, value $3,073,147.

    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 16,395 shares
    Change vs previous 13F -801 shares

    1.26% of the 13F portfolio, value $3,058,979.

    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 17,196 shares
    Change vs previous 13F -123 shares

    1.2% of the 13F portfolio, value $2,716,796.

    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 17,319 shares
    Change vs previous 13F -14,844 shares

    0.9% of the 13F portfolio, value $1,877,033.

    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 32,163 shares
    Change vs previous 13F +13,682 shares

    1.61% of the 13F portfolio, value $4,319,169.

    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 18,481 shares
    Change vs previous 13F not available

    1.02% of the 13F portfolio, value $2,244,333.

    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).