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POTOMAC FUND MANAGEMENT INC /ADV: VMBS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of POTOMAC FUND MANAGEMENT INC /ADV on VMBS, newest first. How the timeline and the estimate are built.

POTOMAC FUND MANAGEMENT INC /ADV held 11,837 VMBS shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 11,837 shares
    Change vs previous 13F -181 shares

    0.01% of the 13F portfolio, value $554,079.

    13F-HR 0000826000-26-000007 filed by POTOMAC FUND MANAGEMENT INC /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 12,018 shares
    Change vs previous 13F +1,338 shares

    0.02% of the 13F portfolio, value $564,222.

    13F-HR 0000826000-26-000005 filed by POTOMAC FUND MANAGEMENT INC /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 10,680 shares
    Change vs previous 13F -38 shares

    0.02% of the 13F portfolio, value $502,836.

    13F-HR 0000826000-26-000003 filed by POTOMAC FUND MANAGEMENT INC /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 10,718 shares
    Change vs previous 13F +96 shares

    0.02% of the 13F portfolio, value $503,340.

    13F-HR 0000826000-25-000012 filed by POTOMAC FUND MANAGEMENT INC /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/A 10,622 shares
    Change vs previous 13F -1,034 shares

    0.03% of the 13F portfolio, value $486,822.

    13F-HR/A 0000826000-25-000010 filed by POTOMAC FUND MANAGEMENT INC /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/A 11,656 shares
    Change vs previous 13F -556 shares

    0.23% of the 13F portfolio, value $529,523.

    13F-HR/A 0000826000-25-000009 filed by POTOMAC FUND MANAGEMENT INC /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/A 12,212 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $553,696.

    13F-HR/A 0000826000-25-000008 filed by POTOMAC FUND MANAGEMENT INC /ADV
    Filed (acceptance time not in the bulk data set), ingested

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