Altarock Partners 13F holdings, Q1 2026
Holdings as of March 31, 2026 · filings on SEC EDGAR · latest filing →
Altarock Partners disclosed 8 US equity positions worth $4.1bn in its Q1 2026 13F filing. The largest position was AMZN at 38.2% of the reported book, followed by TDG and MSFT. Against the Q4 2025 filing, it opened 0 new positions, added to 2 and reduced 6 among the top 8 holdings.
What did Altarock Partners own in Q1 2026? Top 8 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q4 2025 |
|---|---|---|---|---|---|---|---|
| 1 | AMZN AMAZON.COM INC | Consumer Cyclical | 38.2% | $1.6bn | 7,567,946 | 3% | added |
| 2 | TDG TRANSDIGM GROUP INC | Industrials | 25.5% | $1.1bn | 909,168 | -6% | reduced |
| 3 | MSFT MICROSOFT CORP | Technology | 16.8% | $691.3m | 1,867,537 | -10% | reduced |
| 4 | MCO MOODYS CORP | Financial Services | 9.1% | $376.1m | 862,036 | 6% | added |
| 5 | MA MASTERCARD INC-CLASS A | Financial Services | 6.3% | $261.2m | 522,836 | -4% | reduced |
| 6 | V VISA INC-CLASS A SHRS | Financial Services | 3.7% | $150.7m | 498,677 | -3% | reduced |
| 7 | GOOGL ALPHABET INC-CL A | Communication Services | 0.3% | $12.5m | 43,391 | -74% | reduced |
| 8 | HLT HILTON WORLDWIDE | Consumer Cyclical | 0.1% | $4.7m | 15,341 | -97% | reduced |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.