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Disclosery

Eaton-Cambridge Inc.: BRK-B position timeline

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

Eaton-Cambridge Inc. held 996 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-23.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 996 shares
    Change vs previous 13F +127 shares

    0.14% of the 13F portfolio, value $498,388.

    13F-HR 0002011052-26-000003 filed by Eaton-Cambridge Inc.
    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 869 shares
    Change vs previous 13F +130 shares

    0.13% of the 13F portfolio, value $416,425.

    13F-HR 0002011052-26-000002 filed by Eaton-Cambridge Inc.
    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 739 shares
    Change vs previous 13F +20 shares

    0.12% of the 13F portfolio, value $371,458.

    13F-HR 0002011052-26-000001 filed by Eaton-Cambridge Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 719 shares
    Change vs previous 13F +23 shares

    0.13% of the 13F portfolio, value $361,470.

    13F-HR 0002011052-25-000007 filed by Eaton-Cambridge Inc.
    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 696 shares
    Change vs previous 13F +20 shares

    0.13% of the 13F portfolio, value $338,096.

    13F-HR 0002011052-25-000005 filed by Eaton-Cambridge Inc.
    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 676 shares
    Change vs previous 13F +118 shares

    0.15% of the 13F portfolio, value $360,024.

    13F-HR 0002011052-25-000004 filed by Eaton-Cambridge Inc.
    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 558 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $252,930.

    13F-HR 0002011052-25-000001 filed by Eaton-Cambridge Inc.
    Filed (acceptance time not in the bulk data set), ingested

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