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WELLINGTON MANAGEMENT GROUP LLP: MLYS position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 806,716 MLYS 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 806,716 shares
    Change vs previous 13F -2,552,352 shares

    <0.01% of the 13F portfolio, value $21,765,199.

    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 3,359,068 shares
    Change vs previous 13F +2,574,801 shares

    0.02% of the 13F portfolio, value $90,997,151.

    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 784,267 shares
    Change vs previous 13F +822 shares

    <0.01% of the 13F portfolio, value $28,461,049.

    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 783,445 shares
    Change vs previous 13F +667,997 shares

    0.01% of the 13F portfolio, value $29,708,235.

    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 115,448 shares
    Change vs previous 13F -6,109 shares

    <0.01% of the 13F portfolio, value $1,562,011.

    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 121,557 shares
    Change vs previous 13F +30,028 shares

    <0.01% of the 13F portfolio, value $1,930,325.

    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 91,529 shares
    Change vs previous 13F +27,531 shares

    <0.01% of the 13F portfolio, value $1,126,722.

    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 63,998 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $775,015.

    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).