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SIRIOS CAPITAL MANAGEMENT L P: WCN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SIRIOS CAPITAL MANAGEMENT L P on WCN, newest first. How the timeline and the estimate are built.

SIRIOS CAPITAL MANAGEMENT L P held 80,938 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 80,938 shares
    Change vs previous 13F -1,408 shares

    1.64% of the 13F portfolio, value $13,491,555.

    13F-HR 0001104883-26-000008 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 82,346 shares
    Change vs previous 13F +6,831 shares

    1.62% of the 13F portfolio, value $13,376,284.

    13F-HR 0001104883-26-000005 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 75,515 shares
    Change vs previous 13F -1,198 shares

    1.65% of the 13F portfolio, value $13,242,310.

    13F-HR 0001104883-26-000003 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 76,713 shares
    Change vs previous 13F +58,408 shares

    1.76% of the 13F portfolio, value $13,486,145.

    13F-HR 0001104883-25-000015 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 18,305 shares
    Change vs previous 13F -214 shares

    0.5% of the 13F portfolio, value $3,417,910.

    13F-HR 0001104883-25-000010 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 18,519 shares
    Change vs previous 13F -21,126 shares

    0.65% of the 13F portfolio, value $3,614,724.

    13F-HR 0001104883-25-000006 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 39,645 shares
    Change vs previous 13F -1,177 shares

    1.22% of the 13F portfolio, value $6,802,289.

    13F-HR 0001104883-25-000004 filed by SIRIOS CAPITAL MANAGEMENT L P
    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 40,822 shares
    Change vs previous 13F not available

    1.29% of the 13F portfolio, value $7,299,790.

    13F-HR 0001104883-24-000012 filed by SIRIOS CAPITAL MANAGEMENT L P
    Filed (acceptance time not in the bulk data set), ingested

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