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Impax Asset Management Group plc: WAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Impax Asset Management Group plc on WAT, newest first. How the timeline and the estimate are built.

Impax Asset Management Group plc held 45,018 WAT shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 45,018 shares
    Change vs previous 13F -269,566 shares

    0.11% of the 13F portfolio, value $16,883,195.

    13F-HR 0001749768-26-000004 filed by Impax Asset Management Group plc
    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 314,584 shares
    Change vs previous 13F +82,335 shares

    0.65% of the 13F portfolio, value $93,683,157.

    13F-HR 0001749768-26-000002 filed by Impax Asset Management Group plc
    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 232,249 shares
    Change vs previous 13F -31,297 shares

    0.55% of the 13F portfolio, value $88,215,139.

    13F-HR 0001749768-26-000001 filed by Impax Asset Management Group plc
    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 263,546 shares
    Change vs previous 13F -10,822 shares

    0.46% of the 13F portfolio, value $79,013,743.

    13F-HR 0001749768-25-000052 filed by Impax Asset Management Group plc
    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 274,368 shares
    Change vs previous 13F -150,385 shares

    0.55% of the 13F portfolio, value $95,765,488.

    13F-HR 0001749768-25-000049 filed by Impax Asset Management Group plc
    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 424,753 shares
    Change vs previous 13F -289,402 shares

    0.94% of the 13F portfolio, value $156,551,368.

    13F-HR 0001749768-25-000042 filed by Impax Asset Management Group plc
    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 714,155 shares
    Change vs previous 13F +68,509 shares

    1.2% of the 13F portfolio, value $264,937,222.

    13F-HR 0001749768-25-000039 filed by Impax Asset Management Group plc
    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/A 645,646 shares
    Change vs previous 13F not available

    0.91% of the 13F portfolio, value $232,361,539.

    13F-HR/A 0001749768-24-000024 filed by Impax Asset Management Group plc
    Filed (acceptance time not in the bulk data set), ingested

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