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Westfuller Advisors, LLC: BRK-B position timeline

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

Westfuller Advisors, LLC held 6,385 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 6,385 shares
    Change vs previous 13F +334 shares

    1.16% of the 13F portfolio, value $3,194,990.

    13F-HR 0002000324-26-003250 filed by Westfuller Advisors, LLC
    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 6,051 shares
    Change vs previous 13F +1 shares

    1.25% of the 13F portfolio, value $2,899,639.

    13F-HR 0002000324-26-001734 filed by Westfuller Advisors, LLC
    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 6,050 shares
    Change vs previous 13F -125 shares

    1.23% of the 13F portfolio, value $3,041,033.

    13F-HR 0002000324-26-000134 filed by Westfuller Advisors, LLC
    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 6,175 shares
    Change vs previous 13F +3,242 shares

    1.41% of the 13F portfolio, value $3,104,420.

    13F-HR 0002000324-25-004144 filed by Westfuller Advisors, LLC
    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 2,933 shares
    Change vs previous 13F not available

    0.81% of the 13F portfolio, value $1,424,763.

    13F-HR 0001085146-25-003762 filed by Westfuller Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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