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DIVERSIFIED MANAGEMENT INC: BRK-B position timeline

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

DIVERSIFIED MANAGEMENT INC held 6,523 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 6,523 shares
    Change vs previous 13F +2,300 shares

    0.57% of the 13F portfolio, value $3,248,128.

    13F-HR 0002085853-26-001105 filed by DIVERSIFIED MANAGEMENT INC
    Accepted , ingested

  2. period ended2026-06-30
    13F 4,223 shares
    Change vs previous 13F -4,337 shares

    0.45% of the 13F portfolio, value $2,113,147.

    13F-HR 0002085853-26-000682 filed by DIVERSIFIED MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 8,560 shares
    Change vs previous 13F +4,195 shares

    0.7% of the 13F portfolio, value $4,101,952.

    13F-HR 0002085853-26-000302 filed by DIVERSIFIED MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 4,365 shares
    Change vs previous 13F not available

    0.51% of the 13F portfolio, value $2,194,067.

    13F-HR 0002085853-26-000080 filed by DIVERSIFIED MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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