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American Investment Services, Inc.: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of American Investment Services, Inc. on BRK-B, newest first. How the timeline and the estimate are built.

American Investment Services, Inc. held 5,677 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,677 shares
    Change vs previous 13F 0 shares

    0.6% of the 13F portfolio, value $2,840,715.

    13F-HR 0001369913-26-000003 filed by American Investment Services, 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 5,677 shares
    Change vs previous 13F 0 shares

    0.61% of the 13F portfolio, value $2,720,419.

    13F-HR 0001369913-26-000002 filed by American Investment Services, 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 5,677 shares
    Change vs previous 13F 0 shares

    0.66% of the 13F portfolio, value $2,853,545.

    13F-HR 0001369913-26-000001 filed by American Investment Services, 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 5,677 shares
    Change vs previous 13F 0 shares

    0.69% of the 13F portfolio, value $2,854,055.

    13F-HR 0001369913-25-000003 filed by American Investment Services, 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 5,677 shares
    Change vs previous 13F -7,067 shares

    0.7% of the 13F portfolio, value $2,757,717.

    13F-HR 0001085146-25-004966 filed by American Investment Services, 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 12,744 shares
    Change vs previous 13F -30 shares

    1.19% of the 13F portfolio, value $6,787,200.

    13F-HR 0001085146-25-003042 filed by American Investment Services, 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/A 12,774 shares
    Change vs previous 13F +9 shares

    1.02% of the 13F portfolio, value $5,790,199.

    13F-HR/A 0001085146-25-001783 filed by American Investment Services, 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 12,765 shares
    Change vs previous 13F not available

    0.98% of the 13F portfolio, value $5,875,219.

    13F-HR 0001085146-24-005750 filed by American Investment Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).