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MARTINGALE ASSET MANAGEMENT L P: PRDO position timeline

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

MARTINGALE ASSET MANAGEMENT L P held 131,458 PRDO 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 131,458 shares
    Change vs previous 13F +34,057 shares

    0.1% of the 13F portfolio, value $4,206,656.

    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 97,401 shares
    Change vs previous 13F -3,940 shares

    0.09% of the 13F portfolio, value $3,624,292.

    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 101,341 shares
    Change vs previous 13F +762 shares

    0.08% of the 13F portfolio, value $2,972,332.

    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 100,579 shares
    Change vs previous 13F +19,496 shares

    0.1% of the 13F portfolio, value $3,787,806.

    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 81,083 shares
    Change vs previous 13F -28 shares

    0.07% of the 13F portfolio, value $2,650,604.

    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 81,111 shares
    Change vs previous 13F -6,052 shares

    0.05% of the 13F portfolio, value $2,042,376.

    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 87,163 shares
    Change vs previous 13F -24,242 shares

    0.06% of the 13F portfolio, value $2,307,206.

    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 111,405 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $2,477,648.

    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).