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SEI INVESTMENTS CO: MTZ position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEI INVESTMENTS CO on MTZ, newest first. How the timeline and the estimate are built.

SEI INVESTMENTS CO held 116,639 MTZ 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 116,639 shares
    Change vs previous 13F +27,530 shares

    0.04% of the 13F portfolio, value $48,529,082.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 89,109 shares
    Change vs previous 13F -12,607 shares

    0.03% of the 13F portfolio, value $28,670,040.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 101,716 shares
    Change vs previous 13F -12,140 shares

    0.02% of the 13F portfolio, value $22,109,954.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 113,856 shares
    Change vs previous 13F +18,007 shares

    0.03% of the 13F portfolio, value $24,229,744.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 95,849 shares
    Change vs previous 13F +24,578 shares

    0.02% of the 13F portfolio, value $16,334,996.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 71,271 shares
    Change vs previous 13F -11,797 shares

    0.01% of the 13F portfolio, value $8,317,673.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 83,068 shares
    Change vs previous 13F -8,342 shares

    0.01% of the 13F portfolio, value $11,308,969.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS CO
    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 91,410 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $11,252,505.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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