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Disclosery

Cohen Klingenstein LLC: BRK-B position timeline

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

Cohen Klingenstein LLC held 105,274 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-15.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 105,274 shares
    Change vs previous 13F -450 shares

    1.51% of the 13F portfolio, value $52,678,057.

    13F-HR 0001453620-26-000012 filed by Cohen Klingenstein LLC
    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 105,724 shares
    Change vs previous 13F 0 shares

    1.64% of the 13F portfolio, value $50,662,941.

    13F-HR 0001453620-26-000010 filed by Cohen Klingenstein LLC
    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 105,724 shares
    Change vs previous 13F -210 shares

    1.61% of the 13F portfolio, value $53,142,169.

    13F-HR 0001453620-26-000003 filed by Cohen Klingenstein LLC
    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 105,934 shares
    Change vs previous 13F 0 shares

    1.67% of the 13F portfolio, value $53,257,259.

    13F-HR 0001453620-25-000014 filed by Cohen Klingenstein LLC
    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 105,934 shares
    Change vs previous 13F 0 shares

    1.72% of the 13F portfolio, value $51,459,559.

    13F-HR 0001453620-25-000008 filed by Cohen Klingenstein LLC
    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 105,934 shares
    Change vs previous 13F 0 shares

    2.04% of the 13F portfolio, value $56,418,330.

    13F-HR 0001453620-25-000006 filed by Cohen Klingenstein LLC
    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 105,934 shares
    Change vs previous 13F -58,505 shares

    1.64% of the 13F portfolio, value $48,017,764.

    13F-HR 0001453620-25-000004 filed by Cohen Klingenstein LLC
    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 164,439 shares
    Change vs previous 13F not available

    2.64% of the 13F portfolio, value $75,684,694.

    13F-HR 0001453620-24-000013 filed by Cohen Klingenstein LLC
    Filed (acceptance time not in the bulk data set), ingested

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