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Disclosery

Corundum Group, Inc.: CSCO position timeline

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

Corundum Group, Inc. held 20,236 CSCO 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 20,236 shares
    Change vs previous 13F +38 shares

    0.71% of the 13F portfolio, value $2,376,921.

    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 20,198 shares
    Change vs previous 13F +1,778 shares

    0.52% of the 13F portfolio, value $1,567,163.

    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 18,420 shares
    Change vs previous 13F -1,197 shares

    0.48% of the 13F portfolio, value $1,418,893.

    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 19,617 shares
    Change vs previous 13F -21 shares

    0.55% of the 13F portfolio, value $1,342,195.

    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 19,638 shares
    Change vs previous 13F +170 shares

    0.6% of the 13F portfolio, value $1,362,484.

    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 19,468 shares
    Change vs previous 13F -8,719 shares

    0.58% of the 13F portfolio, value $1,201,370.

    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 28,187 shares
    Change vs previous 13F +8,625 shares

    0.62% of the 13F portfolio, value $1,668,670.

    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 19,562 shares
    Change vs previous 13F not available

    0.47% of the 13F portfolio, value $1,041,090.

    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).