CAT ROCK CAPITAL MANAGEMENT LP

CIK 0001654648 · Q1 2026

13F Equity AUM

$643.6M

-7.7% QoQ

Positions

-2 QoQ

AUM Rank

#3,702

Top 30%

Skill Alpha (FF)

-9.4%/yr^ns

No Clear Edge

Rank #7,938 · Top 97%

vs S&P -8.3%/yr (unadj.)

Quarters Tracked

~10 years

Portfolio Concentration

Top 5: 59.8%Top 10: 88.9%Top 20: 100.0%

META17.6%

MSFT14.3%

ARES10.0%

TKO9.6%

T7D8.3%

FA7.7%

KSPI7.3%

PDD7.0%

LRN3.6%

MSCI3.5%

Others (4)11.1%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Communication Services30.4%

Technology29.5%

Financial Services13.5%

Consumer Discretionary8.3%

Industrials7.7%

Consumer Cyclical7.0%

Consumer Defensive3.6%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 14Median: 7.13%Avg: 7.14%

0–0.5%

0(0.0%)

0.5–1%

0(0.0%)

1–3%

2(4.6%)

3–5%

4(13.6%)

5%+

8(81.8%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 13Unique: 1vs 20 funds

0.2%Low

Fund positions

7,299

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 9 benchmark funds with highest portfolio overlap (Jaccard similarity)

0.3%

0.4%

0.4%

0.2%

GEODE CAPITAL MANAGEMENT, LLC

0.4%

JPMORGAN CHASE & CO

0.3%

BANK OF AMERICA CORP /DE/

0.3%

VANGUARD CAPITAL MANAGEMENT LLC

0.4%

VANGUARD PORTFOLIO MANAGEMENT LLC

0.4%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

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Position Changes This Quarter

New0Increased7Decreased6Exited2

Increased

FA7.7%

+885K(+26%)

ARES10.0%

+465K(+378%)

LRN3.6%

+66K(+34%)

MSFT14.3%

+41K(+20%)

T7D8.3%

+17K(+57%)

TKO9.6%

+9K(+3%)

MSCI3.5%

+1K(+3%)

Decreased

TSM3.3%

-65,100(-51%)

META17.6%

-17,000(-8%)

KSPI7.3%

-14,000(-2%)

DOCU1.6%

-6,400(-3%)

PDD7.0%

-5,000(-1%)

GOOG3.2%

-3,700(-5%)

Exited

INTU

-40,880

OWL

-1,220,586

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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