BROWN BROTHERS HARRIMAN & CO: WST position timeline

BROWN BROTHERS HARRIMAN & CO held 206,212 WST 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 206,212 shares

   Change vs previous 13F -22,203 shares

   0.32% of the 13F portfolio, value $74,030,108.

   13F-HR 0001104659-26-094581 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2026-08-12 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

2. period ended2026-03-31

   13F 228,415 shares

   Change vs previous 13F -12,276 shares

   0.31% of the 13F portfolio, value $57,249,936.

   13F-HR 0001104659-26-060871 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2026-05-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

3. period ended2025-12-31

   13F 240,691 shares

   Change vs previous 13F -6,665 shares

   0.36% of the 13F portfolio, value $66,223,722.

   13F-HR 0001104659-26-014005 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2026-02-12 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

4. period ended2025-09-30

   13F 247,356 shares

   Change vs previous 13F +44,938 shares

   0.4% of the 13F portfolio, value $64,888,899.

   13F-HR 0001104659-25-111114 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2025-11-13 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

5. period ended2025-06-30

   13F 202,418 shares

   Change vs previous 13F +51,747 shares

   0.28% of the 13F portfolio, value $44,289,058.

   13F-HR 0001104659-25-076057 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2025-08-11 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

6. period ended2025-03-31

   13F 150,671 shares

   Change vs previous 13F +55,683 shares

   0.24% of the 13F portfolio, value $33,732,223.

   13F-HR 0001104659-25-048255 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2025-05-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

7. period ended2024-12-31

   13F 94,988 shares

   Change vs previous 13F not available

   0.22% of the 13F portfolio, value $31,114,269.

   13F-HR 0001104659-25-011961 filed by BROWN BROTHERS HARRIMAN & CO
   Filed 2025-02-12 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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