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TANDEM CAPITAL MANAGEMENT CORP /ADV: BN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TANDEM CAPITAL MANAGEMENT CORP /ADV on BN, newest first. How the timeline and the estimate are built.

TANDEM CAPITAL MANAGEMENT CORP /ADV held 55,537 BN shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 55,537 shares
    Change vs previous 13F -763 shares

    0.99% of the 13F portfolio, value $2,365,312.

    13F-HR 0000873759-26-000003 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 56,300 shares
    Change vs previous 13F -185 shares

    1.14% of the 13F portfolio, value $2,278,452.

    13F-HR 0000873759-26-000002 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 56,485 shares
    Change vs previous 13F +18,643 shares

    1.18% of the 13F portfolio, value $2,592,087.

    13F-HR 0000873759-26-000001 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 37,842 shares
    Change vs previous 13F -205 shares

    1.21% of the 13F portfolio, value $2,595,217.

    13F-HR 0000873759-25-000006 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 38,047 shares
    Change vs previous 13F -2,892 shares

    1.19% of the 13F portfolio, value $2,353,219.

    13F-HR 0000873759-25-000004 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 40,939 shares
    Change vs previous 13F +1,370 shares

    1.2% of the 13F portfolio, value $2,145,623.

    13F-HR 0000873759-25-000002 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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 39,569 shares
    Change vs previous 13F -2,817 shares

    1.22% of the 13F portfolio, value $2,273,250.

    13F-HR 0000873759-25-000001 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    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/A 42,386 shares
    Change vs previous 13F not available

    1.19% of the 13F portfolio, value $2,252,826.

    13F-HR/A 0000873759-24-000007 filed by TANDEM CAPITAL MANAGEMENT CORP /ADV
    Filed (acceptance time not in the bulk data set), ingested

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