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Robeco Institutional Asset Management B.V.: BRK-B position timeline

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

Robeco Institutional Asset Management B.V. held 365,996 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 365,996 shares
    Change vs previous 13F +349 shares

    0.22% of the 13F portfolio, value $183,140,743.

    13F-HR 0001418773-26-000003 filed by Robeco Institutional Asset Management B.V.
    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 365,647 shares
    Change vs previous 13F +44,335 shares

    0.25% of the 13F portfolio, value $175,218,044.

    13F-HR 0001418773-26-000002 filed by Robeco Institutional Asset Management B.V.
    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 321,312 shares
    Change vs previous 13F +15,502 shares

    0.23% of the 13F portfolio, value $161,507,479.

    13F-HR 0001418773-26-000001 filed by Robeco Institutional Asset Management B.V.
    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 305,810 shares
    Change vs previous 13F -12,300 shares

    0.22% of the 13F portfolio, value $153,742,920.

    13F-HR 0001418773-25-000002 filed by Robeco Institutional Asset Management B.V.
    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 318,110 shares
    Change vs previous 13F -49,440 shares

    0.25% of the 13F portfolio, value $154,528,295.

    13F-HR 0001085146-25-003972 filed by Robeco Institutional Asset Management B.V.
    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 367,550 shares
    Change vs previous 13F +21,232 shares

    0.38% of the 13F portfolio, value $195,749,780.

    13F-HR 0001085146-25-002276 filed by Robeco Institutional Asset Management B.V.
    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 346,318 shares
    Change vs previous 13F -43,843 shares

    0.3% of the 13F portfolio, value $156,979,021.

    13F-HR 0001085146-25-000410 filed by Robeco Institutional Asset Management B.V.
    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 390,161 shares
    Change vs previous 13F not available

    0.36% of the 13F portfolio, value $179,575,501.

    13F-HR 0001085146-24-005220 filed by Robeco Institutional Asset Management B.V.
    Filed (acceptance time not in the bulk data set), ingested

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