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Disclosery

MAI Capital Management: WDC position timeline

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

MAI Capital Management held 17,241 WDC shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 17,241 shares
    Change vs previous 13F +9,174 shares

    0.04% of the 13F portfolio, value $11,012,228.

    13F-HR 0001172661-26-003680 filed by MAI Capital Management
    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 8,067 shares
    Change vs previous 13F +3,059 shares

    0.01% of the 13F portfolio, value $2,182,011.

    13F-HR 0001040197-26-000002 filed by MAI Capital Management
    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 5,008 shares
    Change vs previous 13F +124 shares

    <0.01% of the 13F portfolio, value $862,805.

    13F-HR 0001040197-26-000001 filed by MAI Capital Management
    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 4,884 shares
    Change vs previous 13F +125 shares

    <0.01% of the 13F portfolio, value $586,340.

    13F-HR 0001040197-25-000006 filed by MAI Capital Management
    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 4,759 shares
    Change vs previous 13F +3,197 shares

    <0.01% of the 13F portfolio, value $304,526.

    13F-HR 0001040197-25-000005 filed by MAI Capital Management
    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 1,562 shares
    Change vs previous 13F +6 shares

    <0.01% of the 13F portfolio, value $63,151.

    13F-HR 0001040197-25-000002 filed by MAI Capital Management
    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 1,556 shares
    Change vs previous 13F +1,556 shares

    <0.01% of the 13F portfolio, value $92,807.

    13F-HR 0001040197-25-000001 filed by MAI Capital Management
    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 0 shares
    Change vs previous 13F not available

    13F-HR 0001040197-24-000007 filed by MAI Capital Management
    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.