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Disclosery

DUDLEY & SHANLEY, INC.: WPM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DUDLEY & SHANLEY, INC. on WPM, newest first. How the timeline and the estimate are built.

DUDLEY & SHANLEY, INC. held 421,408 WPM shares at 2026-09-30 per its 13F-HR filed 2026-10-06.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 421,408 shares
    Change vs previous 13F -33,232 shares

    8.96% of the 13F portfolio, value $56,350,678.

    13F-HR 0000883511-26-000006 filed by DUDLEY & SHANLEY, INC.
    Accepted , ingested

  2. period ended2026-06-30
    13F 454,640 shares
    Change vs previous 13F -4,745 shares

    7.71% of the 13F portfolio, value $51,065,165.

    13F-HR 0000883511-26-000003 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 459,385 shares
    Change vs previous 13F -209,220 shares

    9.85% of the 13F portfolio, value $60,184,029.

    13F-HR 0000883511-26-000002 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 668,605 shares
    Change vs previous 13F -27,060 shares

    12.63% of the 13F portfolio, value $78,574,460.

    13F-HR 0000883511-26-000001 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 695,665 shares
    Change vs previous 13F -67,810 shares

    12.52% of the 13F portfolio, value $77,803,173.

    13F-HR 0000883511-25-000008 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 763,475 shares
    Change vs previous 13F -247,535 shares

    10.77% of the 13F portfolio, value $68,560,055.

    13F-HR 0000883511-25-000006 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 1,011,010 shares
    Change vs previous 13F -158,030 shares

    12.36% of the 13F portfolio, value $78,484,707.

    13F-HR 0000883511-25-000005 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 1,169,040 shares
    Change vs previous 13F not available

    10.15% of the 13F portfolio, value $65,746,810.

    13F-HR 0000883511-25-000001 filed by DUDLEY & SHANLEY, INC.
    Filed (acceptance time not in the bulk data set), ingested

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