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AVALON CAPITAL MANAGEMENT: BRK-B position timeline

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

AVALON CAPITAL MANAGEMENT held 4,632 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-16.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,632 shares
    Change vs previous 13F -17 shares

    0.55% of the 13F portfolio, value $2,317,590.

    13F-HR 0001172661-26-002649 filed by AVALON CAPITAL MANAGEMENT
    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 4,649 shares
    Change vs previous 13F -989 shares

    0.63% of the 13F portfolio, value $2,227,594.

    13F-HR 0001172661-26-002005 filed by AVALON CAPITAL MANAGEMENT
    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 5,638 shares
    Change vs previous 13F -13,198 shares

    0.68% of the 13F portfolio, value $2,833,724.

    13F-HR 0001172661-26-000599 filed by AVALON CAPITAL MANAGEMENT
    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 18,836 shares
    Change vs previous 13F +9,715 shares

    2.32% of the 13F portfolio, value $9,469,394.

    13F-HR 0001172661-25-004386 filed by AVALON CAPITAL MANAGEMENT
    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 9,121 shares
    Change vs previous 13F -3,320 shares

    1.19% of the 13F portfolio, value $4,430,498.

    13F-HR 0001172661-25-002951 filed by AVALON CAPITAL MANAGEMENT
    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 12,441 shares
    Change vs previous 13F +923 shares

    1.92% of the 13F portfolio, value $6,625,598.

    13F-HR 0001172661-25-001599 filed by AVALON CAPITAL MANAGEMENT
    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 11,518 shares
    Change vs previous 13F -2,799 shares

    1.68% of the 13F portfolio, value $5,220,683.

    13F-HR 0001172661-25-000487 filed by AVALON CAPITAL MANAGEMENT
    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 14,317 shares
    Change vs previous 13F not available

    2% of the 13F portfolio, value $6,589,344.

    13F-HR 0001172661-24-004616 filed by AVALON CAPITAL MANAGEMENT
    Filed (acceptance time not in the bulk data set), ingested

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