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Disclosery

LAM GROUP, INC.: BRK-B position timeline

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

LAM GROUP, INC. held 1,721 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,721 shares
    Change vs previous 13F 0 shares

    0.43% of the 13F portfolio, value $861,171.

    13F-HR 0001961944-26-000003 filed by LAM 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 1,721 shares
    Change vs previous 13F -50 shares

    0.45% of the 13F portfolio, value $824,703.

    13F-HR 0001961944-26-000002 filed by LAM 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 1,771 shares
    Change vs previous 13F -50 shares

    0.51% of the 13F portfolio, value $890,193.

    13F-HR 0001961944-26-000001 filed by LAM 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 1,821 shares
    Change vs previous 13F -32 shares

    0.57% of the 13F portfolio, value $915,490.

    13F-HR 0001961944-25-000005 filed by LAM 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 1,853 shares
    Change vs previous 13F -3 shares

    0.6% of the 13F portfolio, value $900,132.

    13F-HR 0001961944-25-000003 filed by LAM 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 1,856 shares
    Change vs previous 13F +3 shares

    0.73% of the 13F portfolio, value $988,468.

    13F-HR 0001961944-25-000002 filed by LAM 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 1,853 shares
    Change vs previous 13F -20 shares

    0.6% of the 13F portfolio, value $839,928.

    13F-HR 0001993022-25-000001 filed by LAM 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 1,873 shares
    Change vs previous 13F not available

    0.61% of the 13F portfolio, value $862,067.

    13F-HR 0001961944-24-000006 filed by LAM GROUP, INC.
    Filed (acceptance time not in the bulk data set), ingested

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