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Disclosery

BlackRock, Inc.: MTX position timeline

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

BlackRock, Inc. held 4,890,106 MTX 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 4,890,106 shares
    Change vs previous 13F +79,363 shares

    0.01% of the 13F portfolio, value $361,721,168.

    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 4,810,743 shares
    Change vs previous 13F +37,663 shares

    0.01% of the 13F portfolio, value $341,177,886.

    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 4,773,080 shares
    Change vs previous 13F +59,670 shares

    <0.01% of the 13F portfolio, value $290,919,217.

    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 4,713,410 shares
    Change vs previous 13F -145,169 shares

    0.01% of the 13F portfolio, value $292,797,032.

    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 4,858,579 shares
    Change vs previous 13F -702,626 shares

    0.01% of the 13F portfolio, value $267,561,987.

    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 5,561,205 shares
    Change vs previous 13F -149,305 shares

    0.01% of the 13F portfolio, value $353,525,802.

    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 5,710,510 shares
    Change vs previous 13F -2,095 shares

    0.01% of the 13F portfolio, value $435,198,004.

    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 5,712,605 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $441,184,518.

    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).