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MARTINGALE ASSET MANAGEMENT L P: WMK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARTINGALE ASSET MANAGEMENT L P on WMK, newest first. How the timeline and the estimate are built.

MARTINGALE ASSET MANAGEMENT L P held 27,316 WMK 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 27,316 shares
    Change vs previous 13F +2,400 shares

    0.05% of the 13F portfolio, value $2,139,116.

    13F-HR 0000936944-26-000006 filed by MARTINGALE ASSET MANAGEMENT L P
    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 24,916 shares
    Change vs previous 13F +3,290 shares

    0.04% of the 13F portfolio, value $1,704,006.

    13F-HR 0000936944-26-000003 filed by MARTINGALE ASSET MANAGEMENT L P
    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 21,626 shares
    Change vs previous 13F -478 shares

    0.04% of the 13F portfolio, value $1,386,011.

    13F-HR 0000936944-26-000002 filed by MARTINGALE ASSET MANAGEMENT L P
    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 22,104 shares
    Change vs previous 13F -290 shares

    0.04% of the 13F portfolio, value $1,588,616.

    13F-HR 0000936944-25-000010 filed by MARTINGALE ASSET MANAGEMENT L P
    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 22,394 shares
    Change vs previous 13F +1,000 shares

    0.04% of the 13F portfolio, value $1,623,342.

    13F-HR 0000936944-25-000008 filed by MARTINGALE ASSET MANAGEMENT L P
    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 21,394 shares
    Change vs previous 13F +419 shares

    0.04% of the 13F portfolio, value $1,648,408.

    13F-HR 0000936944-25-000005 filed by MARTINGALE ASSET MANAGEMENT L P
    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 20,975 shares
    Change vs previous 13F +1 shares

    0.03% of the 13F portfolio, value $1,420,428.

    13F-HR 0000936944-25-000003 filed by MARTINGALE ASSET MANAGEMENT L P
    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 20,974 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $1,445,739.

    13F-HR 0000936944-24-000007 filed by MARTINGALE ASSET MANAGEMENT L P
    Filed (acceptance time not in the bulk data set), ingested

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