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Disclosery

Mariner, LLC: WDC position timeline

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

Mariner, LLC held 188,982 WDC 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 188,982 shares
    Change vs previous 13F +8,485 shares

    0.13% of the 13F portfolio, value $120,717,949.

    13F-HR 0001580642-26-005266 filed by Mariner, LLC
    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 180,497 shares
    Change vs previous 13F +45,309 shares

    0.06% of the 13F portfolio, value $48,808,864.

    13F-HR 0001580642-26-003158 filed by Mariner, LLC
    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 135,188 shares
    Change vs previous 13F +59,199 shares

    0.03% of the 13F portfolio, value $23,319,105.

    13F-HR 0001580642-26-001057 filed by Mariner, LLC
    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 75,989 shares
    Change vs previous 13F +21,941 shares

    0.01% of the 13F portfolio, value $9,123,296.

    13F-HR 0001580642-25-007297 filed by Mariner, LLC
    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 54,048 shares
    Change vs previous 13F +12,659 shares

    <0.01% of the 13F portfolio, value $3,458,078.

    13F-HR 0001580642-25-005128 filed by Mariner, LLC
    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 41,389 shares
    Change vs previous 13F +6,345 shares

    <0.01% of the 13F portfolio, value $1,673,444.

    13F-HR 0001580642-25-003135 filed by Mariner, LLC
    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 35,044 shares
    Change vs previous 13F +1,855 shares

    <0.01% of the 13F portfolio, value $2,089,642.

    13F-HR 0001580642-25-000997 filed by Mariner, LLC
    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 33,189 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,268,154.

    13F-HR 0001580642-24-006919 filed by Mariner, LLC
    Filed (acceptance time not in the bulk data set), ingested

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