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WELLINGTON MANAGEMENT GROUP LLP: MTG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WELLINGTON MANAGEMENT GROUP LLP on MTG, newest first. How the timeline and the estimate are built.

WELLINGTON MANAGEMENT GROUP LLP held 169,886 MTG 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 169,886 shares
    Change vs previous 13F -717 shares

    <0.01% of the 13F portfolio, value $4,790,785.

    13F-HR 0000902219-26-000311 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 170,603 shares
    Change vs previous 13F +10,549 shares

    <0.01% of the 13F portfolio, value $4,478,329.

    13F-HR 0000902219-26-000209 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 160,054 shares
    Change vs previous 13F -6,249 shares

    <0.01% of the 13F portfolio, value $4,676,778.

    13F-HR 0000902219-26-000103 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 166,303 shares
    Change vs previous 13F -3,593,287 shares

    <0.01% of the 13F portfolio, value $4,718,016.

    13F-HR 0000902219-25-000462 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 3,759,590 shares
    Change vs previous 13F +7,442 shares

    0.02% of the 13F portfolio, value $104,666,985.

    13F-HR 0000902219-25-000356 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 3,752,148 shares
    Change vs previous 13F -1,296,110 shares

    0.02% of the 13F portfolio, value $92,978,228.

    13F-HR 0000902219-25-000242 filed by WELLINGTON MANAGEMENT GROUP LLP
    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/A 5,048,258 shares
    Change vs previous 13F -1,359,268 shares

    0.02% of the 13F portfolio, value $119,694,197.

    13F-HR 0000902219-25-000131 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 6,407,526 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $164,032,666.

    13F-HR 0000902219-24-000498 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

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