Skip to content
Disclosery

Cornerstone National Bank & Trust Co: BRK-B position timeline

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

Cornerstone National Bank & Trust Co held 2,813 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,813 shares
    Change vs previous 13F -316 shares

    0.48% of the 13F portfolio, value $1,405,769.

    13F-HR 0001140361-26-029077 filed by Cornerstone National Bank & Trust Co
    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 3,129 shares
    Change vs previous 13F -93 shares

    0.55% of the 13F portfolio, value $1,497,227.

    13F-HR 0001140361-26-014576 filed by Cornerstone National Bank & 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 ended2025-12-31
    13F 3,222 shares
    Change vs previous 13F +48 shares

    0.65% of the 13F portfolio, value $1,619,539.

    13F-HR 0001140361-26-002780 filed by Cornerstone National Bank & 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 ended2025-09-30
    13F 3,174 shares
    Change vs previous 13F +8 shares

    0.65% of the 13F portfolio, value $1,595,697.

    13F-HR 0001213900-26-008627 filed by Cornerstone National Bank & 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 ended2025-06-30
    13F 3,166 shares
    Change vs previous 13F -44 shares

    0.66% of the 13F portfolio, value $1,537,948.

    13F-HR 0001213900-26-008626 filed by Cornerstone National Bank & 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 ended2025-03-31
    13F 3,210 shares
    Change vs previous 13F -23 shares

    0.76% of the 13F portfolio, value $1,709,582.

    13F-HR 0001213900-26-008625 filed by Cornerstone National Bank & 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 ended2024-12-31
    13F 3,233 shares
    Change vs previous 13F +42 shares

    0.67% of the 13F portfolio, value $1,465,454.

    13F-HR 0001213900-26-008624 filed by Cornerstone National Bank & 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 ended2024-09-30
    13F 3,191 shares
    Change vs previous 13F not available

    0.66% of the 13F portfolio, value $1,468,690.

    13F-HR 0001213900-26-008623 filed by Cornerstone National Bank & Trust Co
    Filed (acceptance time not in the bulk data set), ingested

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