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WELLINGTON MANAGEMENT GROUP LLP: CMS position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 12,158,296 CMS 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 12,158,296 shares
    Change vs previous 13F +5,502,352 shares

    0.16% of the 13F portfolio, value $930,109,646.

    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 6,655,944 shares
    Change vs previous 13F +6,605,180 shares

    0.1% of the 13F portfolio, value $516,368,136.

    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 50,764 shares
    Change vs previous 13F -15,180 shares

    <0.01% of the 13F portfolio, value $3,549,927.

    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 65,944 shares
    Change vs previous 13F -7,303 shares

    <0.01% of the 13F portfolio, value $4,831,057.

    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 73,247 shares
    Change vs previous 13F -1,462 shares

    <0.01% of the 13F portfolio, value $5,074,552.

    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 74,709 shares
    Change vs previous 13F -10,772 shares

    <0.01% of the 13F portfolio, value $5,611,393.

    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 85,481 shares
    Change vs previous 13F -1,150 shares

    <0.01% of the 13F portfolio, value $5,697,309.

    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 86,631 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $6,118,748.

    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).