# CAT Rock Capital Management LP

> CAT Rock Capital Management LP is an SEC-registered investment advisory firm in Greenwich, CT, registered since 2015, reporting $500 million to $1 billion in regulatory assets under management in its Form ADV filing dated March 18, 2026.

- CRD: 268817
- Filed as: CAT ROCK CAPITAL MANAGEMENT LP
- Also doing business as: CAT ROCK CAPITAL LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Greenwich, CT
- Filing period: October 2026
- Form ADV filing dated: March 18, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/268817
- AdvisorCensus page: https://advisorcensus.com/firm/cat-rock-capital-management-lp-greenwich-ct-268817

## Quick answers

**How is CAT Rock Capital Management LP compensated?**
On its Form ADV (Item 5.E, October 2026), CAT Rock Capital Management LP reports these compensation arrangements: a percentage of assets under its management; performance-based fees. The amounts are in Item 5 of its Form ADV Part 2A brochure.

**Where is CAT Rock Capital Management LP located?**
CAT Rock Capital Management LP's principal office is in Greenwich, CT, according to its Form ADV.

**Is CAT Rock Capital Management LP registered with the SEC or a state?**
CAT Rock Capital Management LP is an SEC-registered investment advisory firm, registered since 2015. Status as filed: Approved. CRD 268817.

**How much does CAT Rock Capital Management LP manage?**
CAT Rock Capital Management LP reports $968,461,360 in regulatory assets under management in its Form ADV filing dated March 18, 2026 (100% discretionary).

**How have CAT Rock Capital Management LP's assets and staff changed since 2021?**
In the Form ADV data for CAT Rock Capital Management LP: Regulatory assets under management: $2,553,607,428 in the October 2021 data and $968,461,360 in the October 2026 data, down 62%. Total employees: 6 in October 2021 and 6 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does CAT Rock Capital Management LP serve?**
By number of clients on Form ADV Item 5.D: pooled investment vehicles (other than investment companies and business development companies) (4).

**Does CAT Rock Capital Management LP report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/268817

**What changed in CAT Rock Capital Management LP's recent Form ADV filings?**
In the April 2026 filing data: Regulatory assets under management went from $1,220,414,105 to $968,461,360 (-21%).

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Performance-based fees

### Regulatory assets under management (Item 5.F)
- Total: $968,461,360
- Discretionary: $968,461,360
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Pooled investment vehicles (other than investment companies and business development companies) | 4 | $968,461,360 |

### Advisory services (Item 5.G)
- Portfolio management for pooled investment vehicles (other than investment companies)

### Firm details
- Registered since: 2015 (11 years)
- Employees: 6 total, 4 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: CT
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- catrockcap.com

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $2,553,607,428 | 6 | March 30, 2021 |
| October 2022 | $3,012,365,460 | 7 | February 22, 2022 |
| October 2023 | $1,547,604,028 | 6 | March 30, 2023 |
| October 2024 | $1,578,579,148 | 5 | March 27, 2024 |
| October 2025 | $1,220,414,105 | 6 | March 28, 2025 |
| October 2026 | $968,461,360 | 6 | March 18, 2026 |

Regulatory assets under management: $2,553,607,428 in the October 2021 data and $968,461,360 in the October 2026 data, down 62%.
Total employees: 6 in October 2021 and 6 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- Regulatory assets under management went from $1,220,414,105 to $968,461,360 (-21%).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. CAT Rock Capital Management LP (CRD 268817): Form ADV filing data as of October 2026.