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Russell Investments Group, Ltd.: BRK-B position timeline

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

Russell Investments Group, Ltd. held 1,029,361 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,029,361 shares
    Change vs previous 13F +124,050 shares

    0.45% of the 13F portfolio, value $514,986,531.

    13F-HR 0001193125-26-336961 filed by Russell Investments Group, Ltd.
    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 905,311 shares
    Change vs previous 13F +60,695 shares

    0.47% of the 13F portfolio, value $433,797,572.

    13F-HR 0001193125-26-213225 filed by Russell Investments Group, Ltd.
    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 844,616 shares
    Change vs previous 13F +38,053 shares

    0.46% of the 13F portfolio, value $424,555,417.

    13F-HR 0001193125-26-053181 filed by Russell Investments Group, Ltd.
    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 806,563 shares
    Change vs previous 13F +84,135 shares

    0.46% of the 13F portfolio, value $405,400,282.

    13F-HR 0001193125-25-278803 filed by Russell Investments Group, Ltd.
    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 722,428 shares
    Change vs previous 13F +15,981 shares

    0.45% of the 13F portfolio, value $350,932,758.

    13F-HR 0000950123-25-007728 filed by Russell Investments Group, Ltd.
    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 706,447 shares
    Change vs previous 13F -48,754 shares

    0.52% of the 13F portfolio, value $375,985,237.

    13F-HR 0000950123-25-004729 filed by Russell Investments Group, Ltd.
    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 755,201 shares
    Change vs previous 13F +39,541 shares

    0.47% of the 13F portfolio, value $342,219,497.

    13F-HR 0000950123-25-001908 filed by Russell Investments Group, Ltd.
    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 715,660 shares
    Change vs previous 13F not available

    0.48% of the 13F portfolio, value $329,125,828.

    13F-HR 0000950123-24-011064 filed by Russell Investments Group, Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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