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Banco Santander, S.A.: BRK-B position timeline

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

Banco Santander, S.A. held 146,388 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 146,388 shares
    Change vs previous 13F +56,093 shares

    0.46% of the 13F portfolio, value $73,251,092.

    13F-HR 0000891478-26-000080 filed by Banco Santander, S.A.
    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 90,295 shares
    Change vs previous 13F +7,389 shares

    0.35% of the 13F portfolio, value $43,269,365.

    13F-HR 0000891478-26-000056 filed by Banco Santander, S.A.
    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 82,906 shares
    Change vs previous 13F +396 shares

    0.31% of the 13F portfolio, value $41,672,702.

    13F-HR 0000891478-26-000012 filed by Banco Santander, S.A.
    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 82,510 shares
    Change vs previous 13F +6,763 shares

    0.37% of the 13F portfolio, value $41,481,078.

    13F-HR 0000891478-25-000141 filed by Banco Santander, S.A.
    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/A 75,747 shares
    Change vs previous 13F +21,735 shares

    0.35% of the 13F portfolio, value $36,795,620.

    13F-HR 0000891478-25-000117 filed by Banco Santander, S.A.
    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 54,012 shares
    Change vs previous 13F +17,686 shares

    0.32% of the 13F portfolio, value $28,765,711.

    13F-HR 0000891478-25-000087 filed by Banco Santander, S.A.
    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 36,326 shares
    Change vs previous 13F -2,046 shares

    0.2% of the 13F portfolio, value $16,465,849.

    13F-HR 0000891478-25-000042 filed by Banco Santander, S.A.
    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 38,372 shares
    Change vs previous 13F not available

    0.21% of the 13F portfolio, value $17,661,097.

    13F-HR 0000891478-24-000121 filed by Banco Santander, S.A.
    Filed (acceptance time not in the bulk data set), ingested

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