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Disclosery

DUDLEY & SHANLEY, INC.: DCI position timeline

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

DUDLEY & SHANLEY, INC. held 260,170 DCI 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 260,170 shares
    Change vs previous 13F -12,160 shares

    3.6% of the 13F portfolio, value $22,645,197.

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

  2. period ended2026-06-30
    13F 272,330 shares
    Change vs previous 13F +1,925 shares

    3.69% of the 13F portfolio, value $24,447,064.

    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 270,405 shares
    Change vs previous 13F 0 shares

    3.75% of the 13F portfolio, value $22,949,272.

    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 270,405 shares
    Change vs previous 13F -180 shares

    3.85% of the 13F portfolio, value $23,974,107.

    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 270,585 shares
    Change vs previous 13F +61,400 shares

    3.56% of the 13F portfolio, value $22,147,382.

    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 209,185 shares
    Change vs previous 13F -35,780 shares

    2.28% of the 13F portfolio, value $14,506,980.

    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 244,965 shares
    Change vs previous 13F -23,785 shares

    2.59% of the 13F portfolio, value $16,427,353.

    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 268,750 shares
    Change vs previous 13F not available

    2.8% of the 13F portfolio, value $18,100,312.

    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).