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WELLINGTON MANAGEMENT GROUP LLP: MRSH position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 16,975,238 MRSH 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 16,975,238 shares
    Change vs previous 13F -395,471 shares

    0.49% of the 13F portfolio, value $2,829,262,918.

    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 17,370,709 shares
    Change vs previous 13F +1,372,829 shares

    0.56% of the 13F portfolio, value $3,012,949,476.

    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 15,997,880 shares
    Change vs previous 13F +906,402 shares

    0.52% of the 13F portfolio, value $2,967,926,698.

    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 15,091,478 shares
    Change vs previous 13F +1,260,434 shares

    0.53% of the 13F portfolio, value $3,041,385,562.

    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 13,831,044 shares
    Change vs previous 13F +1,016,256 shares

    0.55% of the 13F portfolio, value $3,024,019,460.

    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 12,814,788 shares
    Change vs previous 13F +4,505,548 shares

    0.6% of the 13F portfolio, value $3,127,192,715.

    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 8,309,240 shares
    Change vs previous 13F -247,219 shares

    0.32% of the 13F portfolio, value $1,764,965,669.

    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 8,556,459 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $1,908,860,438.

    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).