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Optimist Retirement Group LLC: BRK-B position timeline

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

Optimist Retirement Group LLC held 1,163 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 1,163 shares
    Change vs previous 13F 0 shares

    0.22% of the 13F portfolio, value $581,954.

    13F-HR 0002011850-26-000003 filed by Optimist Retirement Group 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 1,163 shares
    Change vs previous 13F -294 shares

    0.25% of the 13F portfolio, value $557,310.

    13F-HR 0002011850-26-000002 filed by Optimist Retirement Group 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 1,457 shares
    Change vs previous 13F 0 shares

    0.34% of the 13F portfolio, value $732,361.

    13F-HR 0002011850-26-000001 filed by Optimist Retirement Group 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 1,457 shares
    Change vs previous 13F +90 shares

    0.33% of the 13F portfolio, value $732,492.

    13F-HR 0002011850-25-000007 filed by Optimist Retirement Group 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 1,367 shares
    Change vs previous 13F -413 shares

    0.32% of the 13F portfolio, value $664,048.

    13F-HR 0002011850-25-000006 filed by Optimist Retirement Group 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 1,780 shares
    Change vs previous 13F -4 shares

    0.47% of the 13F portfolio, value $947,992.

    13F-HR 0002011850-25-000005 filed by Optimist Retirement Group 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 1,784 shares
    Change vs previous 13F 0 shares

    0.38% of the 13F portfolio, value $808,652.

    13F-HR 0002011850-25-000003 filed by Optimist Retirement Group LLC
    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 1,784 shares
    Change vs previous 13F not available

    0.37% of the 13F portfolio, value $821,104.

    13F-HR 0002011850-24-000005 filed by Optimist Retirement Group LLC
    Filed (acceptance time not in the bulk data set), ingested

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