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Disclosery

MidFirst Bank: BRK-B position timeline

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

MidFirst Bank held 7,891 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,891 shares
    Change vs previous 13F +94 shares

    0.28% of the 13F portfolio, value $3,948,577.

    13F-HR 0002077076-26-000005 filed by MidFirst 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 7,797 shares
    Change vs previous 13F +3,302 shares

    0.31% of the 13F portfolio, value $3,736,322.

    13F-HR 0002077076-26-000004 filed by MidFirst 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 4,495 shares
    Change vs previous 13F not available

    0.17% of the 13F portfolio, value $2,098,061.

    13F-HR 0002077076-26-000003 filed by MidFirst Bank
    Filed (acceptance time not in the bulk data set), ingested

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