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GROUPAMA ASSET MANAGMENT: BRK-B position timeline

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

GROUPAMA ASSET MANAGMENT held 46,726 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 46,726 shares
    Change vs previous 13F -2,577 shares

    0.29% of the 13F portfolio, value $23,103,208.

    13F-HR 0001752724-26-000052 filed by GROUPAMA ASSET MANAGMENT
    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 49,303 shares
    Change vs previous 13F -7,426 shares

    0.35% of the 13F portfolio, value $23,625,998.

    13F-HR 0001752724-26-000039 filed by GROUPAMA ASSET MANAGMENT
    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 56,729 shares
    Change vs previous 13F -892 shares

    0.42% of the 13F portfolio, value $28,379,079.

    13F-HR 0001752724-26-000015 filed by GROUPAMA ASSET MANAGMENT
    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 57,621 shares
    Change vs previous 13F +7,147 shares

    0.42% of the 13F portfolio, value $28,968,382.

    13F-HR 0001752724-25-215030 filed by GROUPAMA ASSET MANAGMENT
    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 50,474 shares
    Change vs previous 13F +19,558 shares

    0.41% of the 13F portfolio, value $24,514,423.

    13F-HR 0001752724-25-186512 filed by GROUPAMA ASSET MANAGMENT
    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 30,916 shares
    Change vs previous 13F -201 shares

    0.33% of the 13F portfolio, value $16,271,400.

    13F-HR 0001752724-25-101747 filed by GROUPAMA ASSET MANAGMENT
    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 31,117 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $14,069,863.

    13F-HR 0001752724-25-022482 filed by GROUPAMA ASSET MANAGMENT
    Filed (acceptance time not in the bulk data set), ingested

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