# CAT ROCK CAPITAL MANAGEMENT LP: Form 13F holdings

An institutional investment manager in GREENWICH, CT. SEC CIK 1654648.

- Quarter ended: 2026-06-30
- Filed: 2026-08-14
- Reported value: $431.0m
- Positions: 7 (7 lines in the filing's table; lines for the same security and option type are added together here)
- Compared with: the 13F for the quarter ended 2026-03-31
- Filing: https://www.sec.gov/Archives/edgar/data/1654648/000121465926010395/

## Holdings

As filed, largest first. Reported value is what the manager stated at the quarter end (Jun 30, 2026), in US dollars; it is filing data, not a price. Weight is the share of the total reported value.

| Issuer | Class | Reported value | Weight | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | ---: | --- | --- |
| [TRANSDIGM GROUP INC (TDG)](/companies/tdg.md) | COM | $84.4m | 19.6% | 63,339 |  | Added +17,255 |
| [FIRST ADVANTAGE CORP NEW (FA)](/companies/fa.md) | COM | $76.3m | 17.7% | 4,228,018 |  | Unchanged |
| [MICROSOFT CORP (MSFT)](/companies/msft.md) | COM | $74.8m | 17.4% | 200,603 |  | Reduced −48,310 |
| [ARES MANAGEMENT CORPORATION (ARES)](/companies/ares.md) | CL A COM STK | $73.9m | 17.1% | 664,000 |  | Added +75,900 |
| [TKO GROUP HOLDINGS INC (TKO)](/companies/tko.md) | CL A | $68.3m | 15.8% | 339,211 |  | Added +32,700 |
| [MSCI INC (MSCI)](/companies/msci.md) | COM | $28.0m | 6.5% | 50,005 |  | Added +8,012 |
| [TAIWAN SEMICONDUCTOR MANUFAC (TSM)](/companies/tsm.md) | SPONSORED ADS | $25.3m | 5.9% | 52,976 |  | Reduced −9,200 |

## Sold out

Held at the end of the quarter before and not reported this quarter.

| Issuer | Class | Reported value | Weight | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | ---: | --- | --- |
| [ALPHABET INC (GOOGL)](/companies/googl.md) | CAP STK CL C | $0 | 0.0% | 0 |  | Sold out −71,690 |
| [DOCEBO INC (DCBO)](/companies/dcbo.md) | COM | $0 | 0.0% | 0 |  | Sold out −1,094,869 |
| [DOCUSIGN INC (DOCU)](/companies/docu.md) | COM | $0 | 0.0% | 0 |  | Sold out −224,600 |
| [KASPI KZ JSC (KSPI)](/companies/kspi.md) | SPONSORED ADS | $0 | 0.0% | 0 |  | Sold out −631,001 |
| [META PLATFORMS INC (META)](/companies/meta.md) | CL A | $0 | 0.0% | 0 |  | Sold out −198,512 |
| [PDD HOLDINGS INC (PDD)](/companies/pdd.md) | SPONSORED ADS | $0 | 0.0% | 0 |  | Sold out −440,228 |
| [STRIDE INC (LRN)](/companies/lrn.md) | COM | $0 | 0.0% | 0 |  | Sold out −261,625 |

Source: SEC EDGAR, Form 13F-HR, accession 0001214659-26-010395. Last ingested by Listed: Oct 22, 2026, 05:26 ET. No prices; not investment advice.