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Grantham, Mayo, Van Otterloo & Co. LLC: MZTI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Grantham, Mayo, Van Otterloo & Co. LLC on MZTI, newest first. How the timeline and the estimate are built.

Grantham, Mayo, Van Otterloo & Co. LLC held 197,642 MZTI 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 197,642 shares
    Change vs previous 13F +3,795 shares

    0.05% of the 13F portfolio, value $22,562,811.

    13F-HR 0001072613-26-000636 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 193,847 shares
    Change vs previous 13F +21,514 shares

    0.07% of the 13F portfolio, value $26,814,855.

    13F-HR 0001072613-26-000397 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 172,333 shares
    Change vs previous 13F -119,489 shares

    0.07% of the 13F portfolio, value $28,334,992.

    13F-HR 0001072613-26-000185 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 291,822 shares
    Change vs previous 13F +2,722 shares

    0.14% of the 13F portfolio, value $50,423,923.

    13F-HR 0001072613-25-000786 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 289,100 shares
    Change vs previous 13F +14,105 shares

    0.15% of the 13F portfolio, value $49,947,807.

    13F-HR 0001072613-25-000542 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 274,995 shares
    Change vs previous 13F +43,068 shares

    0.15% of the 13F portfolio, value $48,124,125.

    13F-HR 0001072613-25-000369 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 231,927 shares
    Change vs previous 13F +9,411 shares

    0.13% of the 13F portfolio, value $40,155,841.

    13F-HR 0001072613-25-000109 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    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 222,516 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $39,289,650.

    13F-HR 0001072613-24-000820 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

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