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Disclosery

ADIRONDACK TRUST CO: BRK-B position timeline

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

ADIRONDACK TRUST CO held 7,403 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-14.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 7,403 shares
    Change vs previous 13F -1,294 shares

    1.15% of the 13F portfolio, value $3,686,262.

    13F-HR 0001054257-26-000006 filed by ADIRONDACK TRUST CO
    Accepted , ingested

  2. period ended2026-06-30
    13F 8,697 shares
    Change vs previous 13F -30 shares

    1.3% of the 13F portfolio, value $4,351,829.

    13F-HR 0001054257-26-000003 filed by ADIRONDACK TRUST CO
    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 8,727 shares
    Change vs previous 13F -1,019 shares

    1.41% of the 13F portfolio, value $4,181,951.

    13F-HR 0001054257-26-000002 filed by ADIRONDACK TRUST CO
    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 9,746 shares
    Change vs previous 13F -320 shares

    1.61% of the 13F portfolio, value $4,898,684.

    13F-HR 0001054257-26-000001 filed by ADIRONDACK TRUST CO
    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 10,066 shares
    Change vs previous 13F +91 shares

    1.7% of the 13F portfolio, value $5,060,434.

    13F-HR 0001054257-25-000008 filed by ADIRONDACK TRUST CO
    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 9,975 shares
    Change vs previous 13F +927 shares

    1.76% of the 13F portfolio, value $4,845,414.

    13F-HR 0001054257-25-000004 filed by ADIRONDACK TRUST CO
    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 9,048 shares
    Change vs previous 13F -71 shares

    1.88% of the 13F portfolio, value $4,818,740.

    13F-HR 0001054257-25-000003 filed by ADIRONDACK TRUST CO
    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 9,119 shares
    Change vs previous 13F not available

    1.58% of the 13F portfolio, value $4,133,310.

    13F-HR 0001054257-25-000001 filed by ADIRONDACK TRUST CO
    Filed (acceptance time not in the bulk data set), ingested

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