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SIRIOS CAPITAL MANAGEMENT L P: DXCM position timeline

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

SIRIOS CAPITAL MANAGEMENT L P held 420,418 DXCM 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 420,418 shares
    Change vs previous 13F -7,924 shares

    3.44% of the 13F portfolio, value $28,315,152.

    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 428,342 shares
    Change vs previous 13F -2,606 shares

    3.26% of the 13F portfolio, value $26,899,878.

    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 430,948 shares
    Change vs previous 13F +90,778 shares

    3.56% of the 13F portfolio, value $28,602,019.

    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 340,170 shares
    Change vs previous 13F +145,682 shares

    2.98% of the 13F portfolio, value $22,890,039.

    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 194,488 shares
    Change vs previous 13F +28,503 shares

    2.46% of the 13F portfolio, value $16,976,858.

    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 165,985 shares
    Change vs previous 13F not available

    2.02% of the 13F portfolio, value $11,335,116.

    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).