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Disclosery

DF DENT & CO INC: WCN position timeline

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

DF DENT & CO INC held 769,572 WCN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 769,572 shares
    Change vs previous 13F -89,943 shares

    2.43% of the 13F portfolio, value $128,280,039.

    13F-HR 0000934999-26-000003 filed by DF DENT & CO INC
    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 859,515 shares
    Change vs previous 13F -181,428 shares

    2.67% of the 13F portfolio, value $139,619,602.

    13F-HR 0000934999-26-000002 filed by DF DENT & CO INC
    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 1,040,943 shares
    Change vs previous 13F -122,015 shares

    2.63% of the 13F portfolio, value $182,539,847.

    13F-HR 0000934999-26-000001 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 1,162,958 shares
    Change vs previous 13F -58,357 shares

    2.64% of the 13F portfolio, value $204,447,987.

    13F-HR 0000934999-25-000008 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 1,221,315 shares
    Change vs previous 13F -18,426 shares

    2.89% of the 13F portfolio, value $228,043,993.

    13F-HR 0000934999-25-000005 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 1,239,741 shares
    Change vs previous 13F -48,622 shares

    3.23% of the 13F portfolio, value $241,985,062.

    13F-HR 0000934999-25-000004 filed by DF DENT & CO INC
    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 1,288,363 shares
    Change vs previous 13F -22,026 shares

    2.8% of the 13F portfolio, value $221,057,358.

    13F-HR 0000934999-25-000002 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 1,310,389 shares
    Change vs previous 13F not available

    2.85% of the 13F portfolio, value $234,323,759.

    13F-HR 0000934999-24-000013 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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