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Disclosery

TANDEM CAPITAL MANAGEMENT CORP /ADV: GM position timeline

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

TANDEM CAPITAL MANAGEMENT CORP /ADV held 0 GM shares at 2025-09-30 per its 13F-HR filed 2025-11-12.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -39,251 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 39,251 shares
    Change vs previous 13F -1,430 shares

    0.98% of the 13F portfolio, value $1,931,542.

    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).

  3. period ended2025-03-31
    13F 40,681 shares
    Change vs previous 13F +130 shares

    1.07% of the 13F portfolio, value $1,913,227.

    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).

  4. period ended2024-12-31
    13F 40,551 shares
    Change vs previous 13F -2,785 shares

    1.16% of the 13F portfolio, value $2,160,152.

    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).

  5. period ended2024-09-30
    13F/A 43,336 shares
    Change vs previous 13F not available

    1.02% of the 13F portfolio, value $1,943,186.

    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).