Hedge fund
Altarock Partners
Holdings as of Q1 2026
Quarter
Q1-2026
Market value
$4.1B
Positions
8
Concentration
Highly concentrated
Top holding
38%AMZN
Top 5
96%of book
Top 10
100%of book
Top 5
Top 5
6 – 10
Tail
| Holding | Weightshares held per quarter · hover for change | Q/Q change | Value | |
|---|---|---|---|---|
| 1 | AMAZON COMAMZN | 38.20% | ↗Added 3.46% | 7.6M shares · $208.27 $1.6B |
| 2 | TRANSDIGMTDG | 25.54% | ↘Reduced 6.21% | 909.2K shares · $1158.96 $1.1B |
| 3 | MICROSOFT CORPMSFT | 16.75% | ↘Reduced 10.32% | 1.9M shares · $370.17 $691.3M |
| 4 | MOODYS CORPMCO | 9.11% | ↗Added 5.84% | 862.0K shares · $436.25 $376.1M |
| 5 | MASTERCARD INCORPORATEDMA | 6.33% | ↘Reduced 3.51% | 522.8K shares · $499.66 $261.2M |
| 6 | VISAV | 3.65% | ↘Reduced 3.48% | 498.7K shares · $302.24 $150.7M |
| 7 | ALPHABETGOOGL | 0.30% | ↘Reduced 74.38% | 43.4K shares · $287.56 $12.5M |
| 8 | HILTON WORLDWIDE HLDGSHLT | 0.11% | ↘Reduced 97.17% | 15.3K shares · $304.08 $4.7M |
| 8 positions | 100.00% | $4.1B |