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Disclosery

one8zero8, LLC: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of one8zero8, LLC on BRK-B, newest first. How the timeline and the estimate are built.

one8zero8, LLC held 45,419 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 45,419 shares
    Change vs previous 13F +665 shares

    4.5% of the 13F portfolio, value $22,727,213.

    13F-HR 0001398344-26-013954 filed by one8zero8, 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 44,754 shares
    Change vs previous 13F +67 shares

    4.78% of the 13F portfolio, value $21,446,117.

    13F-HR 0001398344-26-008631 filed by one8zero8, 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 44,687 shares
    Change vs previous 13F -17 shares

    4.9% of the 13F portfolio, value $22,461,921.

    13F-HR 0001398344-26-003258 filed by one8zero8, 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 44,704 shares
    Change vs previous 13F +1,103 shares

    4.85% of the 13F portfolio, value $22,474,489.

    13F-HR 0001398344-25-020169 filed by one8zero8, 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 43,601 shares
    Change vs previous 13F -1,574 shares

    5% of the 13F portfolio, value $21,180,058.

    13F-HR 0001398344-25-015079 filed by one8zero8, LLC
    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 45,175 shares
    Change vs previous 13F +83 shares

    5.68% of the 13F portfolio, value $24,059,302.

    13F-HR 0001398344-25-008880 filed by one8zero8, LLC
    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 45,092 shares
    Change vs previous 13F not available

    4.41% of the 13F portfolio, value $20,439,302.

    13F-HR 0001398344-25-002293 filed by one8zero8, LLC
    Filed (acceptance time not in the bulk data set), ingested

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