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Disclosery

Swiss National Bank: BRK-B position timeline

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

Swiss National Bank held 3,922,485 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,922,485 shares
    Change vs previous 13F -114,360 shares

    1.03% of the 13F portfolio, value $1,962,772,269.

    13F-HR 0001582202-26-000007 filed by Swiss National Bank
    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 4,036,845 shares
    Change vs previous 13F +259,200 shares

    1.11% of the 13F portfolio, value $1,934,456,124.

    13F-HR 0001582202-26-000004 filed by Swiss National Bank
    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 3,777,645 shares
    Change vs previous 13F -128,860 shares

    1.13% of the 13F portfolio, value $1,898,833,259.

    13F-HR 0001582202-26-000002 filed by Swiss National Bank
    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 3,906,505 shares
    Change vs previous 13F -149,400 shares

    1.14% of the 13F portfolio, value $1,963,956,324.

    13F-HR 0001582202-25-000011 filed by Swiss National Bank
    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 4,055,905 shares
    Change vs previous 13F +302,400 shares

    1.18% of the 13F portfolio, value $1,970,236,972.

    13F-HR 0001582202-25-000007 filed by Swiss National Bank
    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 3,753,505 shares
    Change vs previous 13F +9,900 shares

    1.41% of the 13F portfolio, value $1,999,041,693.

    13F-HR 0001582202-25-000004 filed by Swiss National Bank
    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 3,743,605 shares
    Change vs previous 13F -187,500 shares

    1.13% of the 13F portfolio, value $1,696,901,274.

    13F-HR 0001582202-25-000002 filed by Swiss National Bank
    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 3,931,105 shares
    Change vs previous 13F not available

    1.18% of the 13F portfolio, value $1,809,330,387.

    13F-HR 0001582202-24-000011 filed by Swiss National Bank
    Filed (acceptance time not in the bulk data set), ingested

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