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Disclosery

Northstar Group, Inc.: COST position timeline

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

Northstar Group, Inc. held 21,749 COST 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 21,749 shares
    Change vs previous 13F -67 shares

    2.62% of the 13F portfolio, value $20,344,696.

    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 21,816 shares
    Change vs previous 13F -63 shares

    3.07% of the 13F portfolio, value $21,737,462.

    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 21,879 shares
    Change vs previous 13F +366 shares

    2.57% of the 13F portfolio, value $18,867,053.

    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 21,513 shares
    Change vs previous 13F -235 shares

    2.9% of the 13F portfolio, value $19,913,839.

    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 21,748 shares
    Change vs previous 13F -119 shares

    3.32% of the 13F portfolio, value $21,529,072.

    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 21,867 shares
    Change vs previous 13F +27 shares

    3.35% of the 13F portfolio, value $20,681,319.

    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 21,840 shares
    Change vs previous 13F +447 shares

    3.35% of the 13F portfolio, value $20,011,101.

    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 21,393 shares
    Change vs previous 13F not available

    3.3% of the 13F portfolio, value $18,965,404.

    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).