Altarock Partners LP
In its 13F for Q3 2024 (holdings as of September 30, 2024, filed November 13, 2024), Altarock Partners LP reported 9 stock positions worth $5.1 billion. Its top holding was Transdigm (TDG) at 29.5% of the portfolio, followed by Amazon.com (AMZN, 19.8%) and Microsoft (MSFT, 16.4%). Compared with Q2 2024, it added to 2 and reduced 4. The biggest buy was Mastercard Class A (MA, shares +132%) and the biggest sale Alphabet Class A (GOOGL, shares −17%).
- Most Recent 13F
- Q2 2026
- Location
- WEST PALM BEACH, FL
- CIK
- 0001631014
- Portfolio Value
- $5.1B (Q3 2024)
- SEC Filing
- 0001104659-24-117526 ↗ filed Nov 13, 2024
Holdings Value
Holdings 9 stocks · $5.1B
| TDG Transdigm Group Inc. | 29.46% | 1,048,264 | $1.5B | Reduce -2.3% |
| AMZN Amazon.com Inc. | 19.83% | 5,402,320 | $1.0B | Add +30.8% |
| MSFT Microsoft Corp. | 16.40% | 1,934,816 | $832.6M | No change |
| GOOGL Alphabet Inc. Class A | 10.89% | 3,333,905 | $552.9M | Reduce -16.7% |
| MCO Moody's Corp. | 9.97% | 1,066,619 | $506.2M | Reduce -1.9% |
| V Visa Inc. Class A | 6.06% | 1,118,383 | $307.5M | Reduce -37.1% |
| MA Mastercard Inc. Class A | 6.03% | 620,033 | $306.2M | Add +132.2% |
| FICO Fair Isaac Corp. | 1.33% | 34,652 | $67.3M | No change |
| CHTR Charter Communications Inc. Class A | 0.04% | 6,025 | $2.0M | No change |
Portfolio Sells Q2 2024 → Q3 2024
Portfolio Buys Q2 2024 → Q3 2024
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 8 | $4.2B | AMZN, TDG, MSFT, MA, V |
| Q1 2026 | 8 | $4.1B | AMZN, TDG, MSFT, MCO, MA |
| Q4 2025 | 8 | $5.1B | AMZN, TDG, MSFT, MCO, MA |
| Q3 2025 | 9 | $5.5B | AMZN, MSFT, TDG, MCO, MA |
| Q2 2025 | 9 | $5.5B | TDG, AMZN, MSFT, MCO, MA |
| Q1 2025 | 9 | $5.0B | TDG, AMZN, MSFT, GOOGL, MCO |
| Q4 2024 | 10 | $4.9B | TDG, AMZN, MSFT, GOOGL, MCO |
| Q3 2024 | 9 | $5.1B | TDG, AMZN, MSFT, GOOGL, MCO |
| Q2 2024 | 9 | $4.9B | TDG, MSFT, AMZN, GOOGL, V |
| Q1 2024Amended | 8 | $4.7B | TDG, AMZN, MSFT, GOOGL, V |