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Northstar Group, Inc.: BRK-B position timeline

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

Northstar Group, Inc. held 235,982 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 235,982 shares
    Change vs previous 13F -148 shares

    15.2% of the 13F portfolio, value $118,082,866.

    13F-HR 0001631408-26-000003 filed by Northstar 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 236,130 shares
    Change vs previous 13F -3,448 shares

    16% of the 13F portfolio, value $113,153,336.

    13F-HR 0001631408-26-000002 filed by Northstar 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 239,578 shares
    Change vs previous 13F +7,473 shares

    16.4% of the 13F portfolio, value $120,423,717.

    13F-HR 0001631408-26-000001 filed by Northstar 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 232,105 shares
    Change vs previous 13F -244 shares

    17% of the 13F portfolio, value $116,688,300.

    13F-HR 0001631408-25-000002 filed by Northstar 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 232,349 shares
    Change vs previous 13F +1,169 shares

    17.43% of the 13F portfolio, value $112,868,012.

    13F-HR 0001085146-25-003976 filed by Northstar 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 231,180 shares
    Change vs previous 13F -866 shares

    19.96% of the 13F portfolio, value $123,121,666.

    13F-HR 0001085146-25-002183 filed by Northstar 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 232,046 shares
    Change vs previous 13F -573 shares

    17.62% of the 13F portfolio, value $105,181,660.

    13F-HR 0001085146-25-000528 filed by Northstar 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 232,619 shares
    Change vs previous 13F not available

    18.65% of the 13F portfolio, value $107,065,068.

    13F-HR 0001085146-24-004715 filed by Northstar Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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