Stocks/Funds/CIK 1654648

Cat Rock Capital Management LP

long-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1654648
Assets
$644M
-14.6% YoY
Holdings
14
Lifetime alpha vs market
-6.54% annual
Average hold time
3.8 yr
median 2.9 yr

Quarterly history

Cum return +16% vs S&P +52% · α -36% lifetimeAUM $644M · peak $1.2BFlow $31M (+4%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-4.17%
trims when stocks drop
when a holding falls −10%+
Middle response
-4.78%
baseline attrition
Rally response
-12.35%
trims into rallies
when a holding rises +10%+

Top positions · 14

Ticker$ value% portYoYHold time
METAMeta Platforms, Inc.$114M17.6%-0.4%7.3 yr
MSFTMicrosoft Corporation$92M14.3%-0.6%6.3 yr
ARESAres Management Corporat$64M10.0%-23.1%2.0 yr
TKOTKO Group Holdings, Inc.$62M9.6%+33.8%0.8 yr
TDGTransDigm Group Incorpor$53M8.3%-10.5%9.3 yr
FAFirst Advantage Corporat$50M7.7%-16.5%3.5 yr
KSPIJoint Stock Company Kasp$47M7.3%-20.2%2.3 yr
PDDPDD Holdings Inc.$45M7.0%-13.7%2.3 yr
LRNStride, Inc.$23M3.6%-30.3%2.0 yr
MSCIMSCI Inc.$23M3.5%-3.4%1.0 yr
TSMTaiwan Semiconductor Man$21M3.3%+105.6%1.8 yr
GOOGAlphabet Inc.$21M3.2%+84.3%5.3 yr
DCBODocebo Inc.$19M3.0%-39.2%5.5 yr
DOCUDocuSign, Inc.$11M1.7%-41.8%4.5 yr

Portfolio composition (YoY)

Industry mix
Software - Infrastructure21.6%-9.2pp$139M
Internet Content & Information20.8%-5.8pp$134M
Asset Management10.0%+6.9pp$64M
Entertainment9.6%$62M
Aerospace & Defense8.3%+7.3pp$53M
Specialty Business Services7.7%+3.3pp$50M
Specialty Retail7.0%-3.6pp$45M
Software - Application4.6%-10.3pp$30M
Education & Training Services3.6%-0.1pp$23M
Financial - Data & Stock Exchanges3.5%$23M
Country
US79.5%+11.7pp
KZ7.3%-5.2pp
IE7.0%-3.6pp
TW3.3%-1.6pp
CA3.0%-1.2pp
Top 5: 59.8% · Top 10: 88.9% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
TSM$37M+0.04B105.6%
GOOG$13M+0.01B84.3%
MSFT$105M-0.00B-0.6%
TDG$8M-0.00B-10.5%
META$188M-0.00B-0.4%

Losers

TickerPrev $PnLYoY %
KSPI$94M-0.02B-20.2%
DCBO$32M-0.01B-39.2%
PDD$80M-0.01B-13.7%
LRN$27M-0.01B-30.3%
DOCU$19M-0.01B-41.8%

Top buys this quarter · 7

ARES Ares Management Corporation+$51M
TDG TransDigm Group Incorporated+$19M
MSFT Microsoft Corporation+$92M
FA First Advantage Corporation+$10M
LRN Stride, Inc.+$6M
TKO TKO Group Holdings, Inc.+$62M
MSCI MSCI Inc.+$23M

Top sells this quarter · 8

TSM Taiwan Semiconductor Manufactu$22M
INTU Intuit Inc.exit$18M
OWL Blue Owl Capital Inc.exit$11M
META Meta Platforms, Inc.$10M
GOOG Alphabet Inc.$1M
KSPI Joint Stock Company Kaspi.kz$1M
PDD PDD Holdings Inc.$1M
DOCU DocuSign, Inc.$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$644M14-4.86%+17.59%-22.45%+0.03B
2025-12-31$697M16+1.72%+17.72%-16.00%-0.07B
2025-09-30$810M16+4.58%+17.52%-12.93%+0.00B
2025-06-30$794M15+7.03%+14.94%-7.91%-0.06B
2025-03-31$754M15-2.84%+8.30%-11.14%+0.04B
2024-12-31$765M14+15.07%+24.89%-9.82%-0.09B
2024-09-30$883M12+42.21%+36.04%+6.18%-0.05B
2024-06-30$893M11+37.79%+24.49%+13.30%-0.00B
2024-03-31$873M12+45.60%+29.62%+15.97%+0.14B
2023-12-31$660M10+63.95%+26.18%+37.77%-0.15B
2023-09-30$671M12+42.31%+21.57%+20.74%-0.06B
2023-06-30$725M13+28.96%+19.42%+9.54%-0.04B
2023-03-31$710M11-13.73%-7.82%-5.91%+0.03B
2022-12-31$544M12+4.28%+7.56%-3.28%+0.08B
2022-09-30$449M11-8.73%-4.93%-3.80%+0.02B
2022-06-30$470M8-27.62%-16.11%-11.51%-0.23B