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WELLINGTON MANAGEMENT GROUP LLP: MKL position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 102,408 MKL 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 102,408 shares
    Change vs previous 13F -4,265 shares

    0.03% of the 13F portfolio, value $200,003,848.

    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 106,673 shares
    Change vs previous 13F -5,223 shares

    0.04% of the 13F portfolio, value $204,179,590.

    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 111,896 shares
    Change vs previous 13F -10,942 shares

    0.04% of the 13F portfolio, value $240,537,237.

    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 122,838 shares
    Change vs previous 13F -9,116 shares

    0.04% of the 13F portfolio, value $234,787,639.

    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 131,954 shares
    Change vs previous 13F -7,923 shares

    0.05% of the 13F portfolio, value $263,559,642.

    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 139,877 shares
    Change vs previous 13F -7,027 shares

    0.05% of the 13F portfolio, value $261,515,438.

    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 146,904 shares
    Change vs previous 13F -52,769 shares

    0.05% of the 13F portfolio, value $253,590,091.

    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 199,673 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $313,203,074.

    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).