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BROWN BROTHERS HARRIMAN & CO: WM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BROWN BROTHERS HARRIMAN & CO on WM, newest first. How the timeline and the estimate are built.

BROWN BROTHERS HARRIMAN & CO held 1,603,571 WM shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,603,571 shares
    Change vs previous 13F -46,664 shares

    1.57% of the 13F portfolio, value $357,403,975.

    13F-HR 0001104659-26-094581 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,650,235 shares
    Change vs previous 13F +88 shares

    2.03% of the 13F portfolio, value $379,207,573.

    13F-HR 0001104659-26-060871 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,650,147 shares
    Change vs previous 13F -24,330 shares

    1.98% of the 13F portfolio, value $362,553,715.

    13F-HR 0001104659-26-014005 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,674,477 shares
    Change vs previous 13F -27,651 shares

    2.25% of the 13F portfolio, value $369,774,757.

    13F-HR 0001104659-25-111114 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,702,128 shares
    Change vs previous 13F -326,303 shares

    2.5% of the 13F portfolio, value $389,481,017.

    13F-HR 0001104659-25-076057 filed by BROWN BROTHERS HARRIMAN & CO
    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 2,028,431 shares
    Change vs previous 13F -30,067 shares

    3.28% of the 13F portfolio, value $469,602,017.

    13F-HR 0001104659-25-048255 filed by BROWN BROTHERS HARRIMAN & CO
    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 2,058,498 shares
    Change vs previous 13F -46,465 shares

    2.91% of the 13F portfolio, value $415,384,356.

    13F-HR 0001104659-25-011961 filed by BROWN BROTHERS HARRIMAN & CO
    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 2,104,963 shares
    Change vs previous 13F not available

    2.97% of the 13F portfolio, value $436,990,242.

    13F-HR 0001104659-24-117355 filed by BROWN BROTHERS HARRIMAN & CO
    Filed (acceptance time not in the bulk data set), ingested

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