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Disclosery

Corundum Group, Inc.: AAPL position timeline

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

Corundum Group, Inc. held 24,451 AAPL 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 24,451 shares
    Change vs previous 13F +941 shares

    2.1% of the 13F portfolio, value $7,075,248.

    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 23,510 shares
    Change vs previous 13F +41 shares

    1.99% of the 13F portfolio, value $5,966,693.

    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 23,469 shares
    Change vs previous 13F +14 shares

    2.14% of the 13F portfolio, value $6,380,376.

    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 23,455 shares
    Change vs previous 13F -470 shares

    2.45% of the 13F portfolio, value $5,972,347.

    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 23,925 shares
    Change vs previous 13F -44 shares

    2.17% of the 13F portfolio, value $4,908,692.

    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 23,969 shares
    Change vs previous 13F -3,882 shares

    2.55% of the 13F portfolio, value $5,324,234.

    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 27,851 shares
    Change vs previous 13F +3,258 shares

    2.6% of the 13F portfolio, value $6,974,447.

    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 24,593 shares
    Change vs previous 13F not available

    2.61% of the 13F portfolio, value $5,730,169.

    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).