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CAT ROCK CAPITAL MANAGEMENT LP: MSFT position timeline

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

CAT ROCK CAPITAL MANAGEMENT LP held 200,603 MSFT 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 200,603 shares
    Change vs previous 13F -48,310 shares

    17.36% of the 13F portfolio, value $74,828,931.

    13F-HR 0001214659-26-010395 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).

  2. period ended2026-03-31
    13F 248,913 shares
    Change vs previous 13F +40,890 shares

    14.32% of the 13F portfolio, value $92,140,125.

    13F-HR 0001214659-26-006432 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 ended2025-12-31
    13F 208,023 shares
    Change vs previous 13F -17,400 shares

    14.43% of the 13F portfolio, value $100,604,083.

    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).

  4. period ended2025-09-30
    13F 225,423 shares
    Change vs previous 13F -22,982 shares

    14.41% of the 13F portfolio, value $116,757,843.

    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).

  5. period ended2025-06-30
    13F 248,405 shares
    Change vs previous 13F -31,684 shares

    15.56% of the 13F portfolio, value $123,559,131.

    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).

  6. period ended2025-03-31
    13F 280,089 shares
    Change vs previous 13F +182,964 shares

    13.95% of the 13F portfolio, value $105,142,610.

    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).

  7. period ended2024-12-31
    13F 97,125 shares
    Change vs previous 13F -13,600 shares

    5.35% of the 13F portfolio, value $40,938,188.

    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).

  8. period ended2024-09-30
    13F 110,725 shares
    Change vs previous 13F not available

    5.4% of the 13F portfolio, value $47,644,968.

    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).