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Madden Advisory Services, Inc.: VDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Madden Advisory Services, Inc. on VDC, newest first. How the timeline and the estimate are built.

Madden Advisory Services, Inc. held 23,035 VDC shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 23,035 shares
    Change vs previous 13F +86 shares

    1.86% of the 13F portfolio, value $5,194,179.

    13F-HR 0001172661-26-003031 filed by Madden Advisory Services, Inc.
    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 22,949 shares
    Change vs previous 13F -1,680 shares

    2.03% of the 13F portfolio, value $5,154,065.

    13F-HR 0001172661-26-001651 filed by Madden Advisory Services, Inc.
    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 24,629 shares
    Change vs previous 13F -2,294 shares

    2.09% of the 13F portfolio, value $5,202,550.

    13F-HR 0001172661-26-000626 filed by Madden Advisory Services, Inc.
    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 26,923 shares
    Change vs previous 13F -304 shares

    2.23% of the 13F portfolio, value $5,754,307.

    13F-HR 0001172661-25-004425 filed by Madden Advisory Services, Inc.
    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 27,227 shares
    Change vs previous 13F +233 shares

    2.54% of the 13F portfolio, value $5,962,725.

    13F-HR 0001172661-25-002689 filed by Madden Advisory Services, Inc.
    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 26,994 shares
    Change vs previous 13F -502 shares

    2.75% of the 13F portfolio, value $5,906,853.

    13F-HR 0001172661-25-001580 filed by Madden Advisory Services, Inc.
    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 27,496 shares
    Change vs previous 13F +259 shares

    2.7% of the 13F portfolio, value $5,812,115.

    13F-HR 0001172661-25-000762 filed by Madden Advisory Services, Inc.
    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 27,237 shares
    Change vs previous 13F not available

    2.73% of the 13F portfolio, value $5,950,920.

    13F-HR 0001172661-24-004402 filed by Madden Advisory Services, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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