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BlackRock, Inc.: MTSR position timeline

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

BlackRock, Inc. held 0 MTSR shares at 2025-12-31 per its 13F-HR filed 2026-02-12.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -3,835,309 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 3,835,309 shares
    Change vs previous 13F +2,598,184 shares

    <0.01% of the 13F portfolio, value $200,701,721.

    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).

  3. period ended2025-06-30
    13F 1,237,125 shares
    Change vs previous 13F -577,228 shares

    <0.01% of the 13F portfolio, value $35,196,205.

    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).

  4. period ended2025-03-31
    13F 1,814,353 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $49,386,688.

    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).