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Disclosery

Lansing Street Advisors: BRK-B position timeline

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

Lansing Street Advisors held 811 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 811 shares
    Change vs previous 13F +99 shares

    0.09% of the 13F portfolio, value $405,816.

    13F-HR 0001926571-26-000003 filed by Lansing Street Advisors
    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 712 shares
    Change vs previous 13F -127 shares

    0.09% of the 13F portfolio, value $341,190.

    13F-HR 0001926571-26-000002 filed by Lansing Street Advisors
    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 839 shares
    Change vs previous 13F -19 shares

    0.11% of the 13F portfolio, value $421,723.

    13F-HR 0001926571-26-000001 filed by Lansing Street Advisors
    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 858 shares
    Change vs previous 13F +346 shares

    0.11% of the 13F portfolio, value $431,351.

    13F-HR 0001926571-25-000002 filed by Lansing Street Advisors
    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 512 shares
    Change vs previous 13F -25 shares

    0.07% of the 13F portfolio, value $248,714.

    13F-HR 0001085146-25-004112 filed by Lansing Street Advisors
    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 537 shares
    Change vs previous 13F +46 shares

    0.1% of the 13F portfolio, value $285,995.

    13F-HR 0001085146-25-002381 filed by Lansing Street Advisors
    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 491 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $222,560.

    13F-HR 0001085146-25-000727 filed by Lansing Street Advisors
    Filed (acceptance time not in the bulk data set), ingested

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