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Disclosery

BlackRock, Inc.: MTZ position timeline

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

BlackRock, Inc. held 7,638,487 MTZ shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,638,487 shares
    Change vs previous 13F +328,878 shares

    0.05% of the 13F portfolio, value $3,178,068,993.

    13F-HR 0002012383-26-003238 filed by BlackRock, Inc.
    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 7,309,609 shares
    Change vs previous 13F +198,355 shares

    0.04% of the 13F portfolio, value $2,351,793,580.

    13F-HR 0002012383-26-001841 filed by BlackRock, Inc.
    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 7,111,254 shares
    Change vs previous 13F -632,111 shares

    0.03% of the 13F portfolio, value $1,545,773,337.

    13F-HR 0002012383-26-000920 filed by BlackRock, Inc.
    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 7,743,365 shares
    Change vs previous 13F -420,802 shares

    0.03% of the 13F portfolio, value $1,647,865,506.

    13F-HR 0002012383-25-002949 filed by BlackRock, Inc.
    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 8,164,167 shares
    Change vs previous 13F +492,928 shares

    0.03% of the 13F portfolio, value $1,391,418,982.

    13F-HR 0001060021-25-000120 filed by BlackRock, Inc.
    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 7,671,239 shares
    Change vs previous 13F +377,919 shares

    0.02% of the 13F portfolio, value $895,310,303.

    13F-HR 0001576419-25-000869 filed by BlackRock, Inc.
    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 7,293,320 shares
    Change vs previous 13F +1,248,054 shares

    0.02% of the 13F portfolio, value $992,912,517.

    13F-HR 0001060021-25-000002 filed by BlackRock, Inc.
    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 6,045,266 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $744,172,247.

    13F-HR 0001426459-24-000006 filed by BlackRock, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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