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SAYBROOK CAPITAL /NC: BRK-A position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SAYBROOK CAPITAL /NC on BRK-A, newest first. How the timeline and the estimate are built.

SAYBROOK CAPITAL /NC held 22 BRK-A shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 22 shares
    Change vs previous 13F 0 shares

    4.12% of the 13F portfolio, value $16,474,700.

    13F-HR 0001044924-26-000003 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4.25% of the 13F portfolio, value $15,799,080.

    13F-HR 0001044924-26-000002 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4.13% of the 13F portfolio, value $16,605,600.

    13F-HR 0001044924-26-000001 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4.34% of the 13F portfolio, value $16,592,400.

    13F-HR 0001044924-25-000005 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4.53% of the 13F portfolio, value $16,033,600.

    13F-HR 0001044924-25-000003 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4.85% of the 13F portfolio, value $17,565,715.

    13F-HR 0001044924-25-000002 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F 0 shares

    4% of the 13F portfolio, value $14,980,240.

    13F-HR 0001044924-25-000001 filed by SAYBROOK CAPITAL /NC
    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 22 shares
    Change vs previous 13F not available

    4.29% of the 13F portfolio, value $15,205,960.

    13F-HR 0001044924-24-000004 filed by SAYBROOK CAPITAL /NC
    Filed (acceptance time not in the bulk data set), ingested

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