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Kovack Advisors, Inc.: WDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Kovack Advisors, Inc. on WDC, newest first. How the timeline and the estimate are built.

Kovack Advisors, Inc. held 7,599 WDC shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,599 shares
    Change vs previous 13F -4,439 shares

    0.22% of the 13F portfolio, value $4,647,531.

    13F-HR 0001728321-26-000004 filed by Kovack Advisors, 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 12,038 shares
    Change vs previous 13F +6,746 shares

    0.19% of the 13F portfolio, value $3,649,576.

    13F-HR 0001728321-26-000003 filed by Kovack Advisors, 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/A 5,292 shares
    Change vs previous 13F +1,908 shares

    0.04% of the 13F portfolio, value $911,675.

    13F-HR/A 0001728321-26-000002 filed by Kovack Advisors, 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 3,384 shares
    Change vs previous 13F -2,367 shares

    0.04% of the 13F portfolio, value $406,260.

    13F-HR 0001728321-25-000005 filed by Kovack Advisors, 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 5,751 shares
    Change vs previous 13F +5,751 shares

    0.04% of the 13F portfolio, value $367,999.

    13F-HR 0001085146-25-004483 filed by Kovack Advisors, 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 0 shares
    Change vs previous 13F -4,038 shares

    13F-HR 0001085146-25-002653 filed by Kovack Advisors, Inc.
    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.

  7. period ended2024-12-31
    13F 4,038 shares
    Change vs previous 13F +200 shares

    0.02% of the 13F portfolio, value $240,803.

    13F-HR 0001085146-25-000776 filed by Kovack Advisors, 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 3,838 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $262,116.

    13F-HR 0001085146-24-005367 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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