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Disclosery

Bank of New Hampshire: BRK-B position timeline

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

Bank of New Hampshire held 11,783 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-06.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 11,783 shares
    Change vs previous 13F -374 shares

    1.27% of the 13F portfolio, value $5,867,345.

    13F-HR 0001870761-26-000004 filed by Bank of New Hampshire
    Accepted , ingested

  2. period ended2026-06-30
    13F 12,157 shares
    Change vs previous 13F -490 shares

    1.27% of the 13F portfolio, value $6,083,241.

    13F-HR 0001870761-26-000003 filed by Bank of New Hampshire
    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 12,647 shares
    Change vs previous 13F -284 shares

    1.39% of the 13F portfolio, value $6,060,442.

    13F-HR 0001870761-26-000002 filed by Bank of New Hampshire
    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 12,931 shares
    Change vs previous 13F -2,242 shares

    1.46% of the 13F portfolio, value $6,499,767.

    13F-HR 0001870761-26-000001 filed by Bank of New Hampshire
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 15,173 shares
    Change vs previous 13F -236 shares

    1.76% of the 13F portfolio, value $7,628,074.

    13F-HR 0001870761-25-000006 filed by Bank of New Hampshire
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 15,409 shares
    Change vs previous 13F -487 shares

    1.86% of the 13F portfolio, value $7,485,230.

    13F-HR 0001870761-25-000005 filed by Bank of New Hampshire
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 15,896 shares
    Change vs previous 13F -1,281 shares

    2.22% of the 13F portfolio, value $8,465,892.

    13F-HR 0001870761-25-000004 filed by Bank of New Hampshire
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 17,177 shares
    Change vs previous 13F not available

    2% of the 13F portfolio, value $7,785,991.

    13F-HR 0001870761-25-000001 filed by Bank of New Hampshire
    Filed (acceptance time not in the bulk data set), ingested

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