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Disclosery

Corundum Group, Inc.: EFA position timeline

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

Corundum Group, Inc. held 164,969 EFA 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 164,969 shares
    Change vs previous 13F +2,508 shares

    5.08% of the 13F portfolio, value $17,136,980.

    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 162,461 shares
    Change vs previous 13F +6,943 shares

    5.27% of the 13F portfolio, value $15,779,837.

    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 155,518 shares
    Change vs previous 13F +26,967 shares

    5.01% of the 13F portfolio, value $14,934,394.

    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 128,551 shares
    Change vs previous 13F +2,006 shares

    4.93% of the 13F portfolio, value $12,002,807.

    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 126,545 shares
    Change vs previous 13F +895 shares

    5% of the 13F portfolio, value $11,311,858.

    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 125,650 shares
    Change vs previous 13F -15,760 shares

    4.93% of the 13F portfolio, value $10,269,374.

    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 141,410 shares
    Change vs previous 13F +11,731 shares

    3.99% of the 13F portfolio, value $10,692,010.

    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 129,679 shares
    Change vs previous 13F not available

    4.95% of the 13F portfolio, value $10,845,055.

    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).