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Disclosery

Select Equity Group, L.P.: IDXX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Select Equity Group, L.P. on IDXX, newest first. How the timeline and the estimate are built.

Select Equity Group, L.P. held 0 IDXX 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 0 shares
    Change vs previous 13F -17,126 shares

    13F-HR 0001592643-26-000010 filed by Select Equity Group, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 17,126 shares
    Change vs previous 13F -114,260 shares

    0.05% of the 13F portfolio, value $9,622,928.

    13F-HR 0001592643-26-000007 filed by Select Equity Group, 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 131,386 shares
    Change vs previous 13F -150,632 shares

    0.41% of the 13F portfolio, value $88,886,571.

    13F-HR 0001592643-26-000004 filed by Select Equity Group, 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 282,018 shares
    Change vs previous 13F -291,695 shares

    0.77% of the 13F portfolio, value $180,178,480.

    13F-HR 0001592643-25-000010 filed by Select Equity Group, 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 573,713 shares
    Change vs previous 13F +109,767 shares

    1.31% of the 13F portfolio, value $307,705,230.

    13F-HR 0001592643-25-000006 filed by Select Equity Group, 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 463,946 shares
    Change vs previous 13F not available

    0.87% of the 13F portfolio, value $194,834,123.

    13F-HR 0001592643-25-000004 filed by Select Equity Group, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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