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MARTINGALE ASSET MANAGEMENT L P: M position timeline

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

MARTINGALE ASSET MANAGEMENT L P held 134,480 M 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 134,480 shares
    Change vs previous 13F -183,952 shares

    0.08% of the 13F portfolio, value $3,167,004.

    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 318,432 shares
    Change vs previous 13F +258,677 shares

    0.14% of the 13F portfolio, value $5,760,435.

    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 59,755 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $1,317,599.

    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).