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Disclosery

WS MANAGEMENT LLLP: BRK-B position timeline

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

WS MANAGEMENT LLLP held 49,064 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 49,064 shares
    Change vs previous 13F +10,000 shares

    2.89% of the 13F portfolio, value $24,551,135.

    13F-HR 0000877338-26-000005 filed by WS MANAGEMENT LLLP
    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 39,064 shares
    Change vs previous 13F -18,800 shares

    2.45% of the 13F portfolio, value $18,719,469.

    13F-HR 0000877338-26-000004 filed by WS MANAGEMENT LLLP
    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 57,864 shares
    Change vs previous 13F -32,041 shares

    3.89% of the 13F portfolio, value $29,085,340.

    13F-HR 0000877338-26-000002 filed by WS MANAGEMENT LLLP
    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 89,905 shares
    Change vs previous 13F +35,859 shares

    6.94% of the 13F portfolio, value $45,198,840.

    13F-HR 0000877338-25-000008 filed by WS MANAGEMENT LLLP
    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 54,046 shares
    Change vs previous 13F +54,046 shares

    4.58% of the 13F portfolio, value $26,253,925.

    13F-HR 0000877338-25-000004 filed by WS MANAGEMENT LLLP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F -332,905 shares

    13F-HR 0000877338-25-000001 filed by WS MANAGEMENT LLLP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  7. period ended2024-09-30
    13F 332,905 shares
    Change vs previous 13F not available

    13.62% of the 13F portfolio, value $153,222,855.

    13F-HR 0000877338-24-000007 filed by WS MANAGEMENT LLLP
    Filed (acceptance time not in the bulk data set), ingested

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