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Disclosery

DUDLEY & SHANLEY, INC.: APH position timeline

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

DUDLEY & SHANLEY, INC. held 307,828 APH 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 307,828 shares
    Change vs previous 13F +73,377 shares

    4.12% of the 13F portfolio, value $25,949,900.

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

  2. period ended2026-06-30
    13F 234,451 shares
    Change vs previous 13F -11,300 shares

    6.24% of the 13F portfolio, value $41,338,400.

    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 245,751 shares
    Change vs previous 13F -37,160 shares

    5.08% of the 13F portfolio, value $31,050,639.

    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 282,911 shares
    Change vs previous 13F -33,685 shares

    6.14% of the 13F portfolio, value $38,232,593.

    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 316,596 shares
    Change vs previous 13F -111,404 shares

    6.3% of the 13F portfolio, value $39,178,755.

    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 428,000 shares
    Change vs previous 13F -10,940 shares

    6.64% of the 13F portfolio, value $42,265,000.

    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 438,940 shares
    Change vs previous 13F -10 shares

    4.53% of the 13F portfolio, value $28,790,075.

    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 438,950 shares
    Change vs previous 13F not available

    4.71% of the 13F portfolio, value $30,485,077.

    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).