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GREAT LAKES ADVISORS, LLC: BRK-B position timeline

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

GREAT LAKES ADVISORS, LLC held 208,361 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 208,361 shares
    Change vs previous 13F -27,929 shares

    0.79% of the 13F portfolio, value $104,262,869.

    13F-HR 0001078013-26-000004 filed by GREAT LAKES 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 236,290 shares
    Change vs previous 13F -26,120 shares

    0.94% of the 13F portfolio, value $113,231,517.

    13F-HR 0001078013-26-000003 filed by GREAT LAKES 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 262,410 shares
    Change vs previous 13F -5,918 shares

    1.08% of the 13F portfolio, value $131,901,855.

    13F-HR 0001078013-26-000002 filed by GREAT LAKES 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 268,328 shares
    Change vs previous 13F -5,225 shares

    1.13% of the 13F portfolio, value $134,900,499.

    13F-HR 0001078013-25-000008 filed by GREAT LAKES 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 273,553 shares
    Change vs previous 13F -4,964 shares

    1.11% of the 13F portfolio, value $132,885,123.

    13F-HR 0001078013-25-000005 filed by GREAT LAKES ADVISORS, 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 278,517 shares
    Change vs previous 13F +1,350 shares

    1.33% of the 13F portfolio, value $148,343,705.

    13F-HR 0001078013-25-000004 filed by GREAT LAKES ADVISORS, 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 277,167 shares
    Change vs previous 13F -6,791 shares

    1.07% of the 13F portfolio, value $125,634,426.

    13F-HR 0001078013-25-000002 filed by GREAT LAKES ADVISORS, 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 283,958 shares
    Change vs previous 13F not available

    1.09% of the 13F portfolio, value $130,694,720.

    13F-HR 0001078013-24-000006 filed by GREAT LAKES ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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