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CAT ROCK CAPITAL MANAGEMENT LP: SEMR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CAT ROCK CAPITAL MANAGEMENT LP on SEMR, newest first. How the timeline and the estimate are built.

CAT ROCK CAPITAL MANAGEMENT LP held 0 SEMR shares at 2025-12-31 per its 13F-HR filed 2026-02-18.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -4,739,654 shares

    13F-HR 0001214659-26-002115 filed by CAT ROCK CAPITAL MANAGEMENT LP
    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 ended2025-09-30
    13F 4,739,654 shares
    Change vs previous 13F -184,272 shares

    4.14% of the 13F portfolio, value $33,556,750.

    13F-HR 0001214659-25-016662 filed by CAT ROCK CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 4,923,926 shares
    Change vs previous 13F -262,916 shares

    5.61% of the 13F portfolio, value $44,561,530.

    13F-HR 0001214659-25-012243 filed by CAT ROCK CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 5,186,842 shares
    Change vs previous 13F -335,039 shares

    6.42% of the 13F portfolio, value $48,393,236.

    13F-HR 0001214659-25-007848 filed by CAT ROCK CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 5,521,881 shares
    Change vs previous 13F -771,000 shares

    8.58% of the 13F portfolio, value $65,599,946.

    13F-HR 0001214659-25-002808 filed by CAT ROCK CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 6,292,881 shares
    Change vs previous 13F not available

    11.2% of the 13F portfolio, value $98,861,161.

    13F-HR 0001214659-24-019172 filed by CAT ROCK CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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