Portfolio timeline
AltaRock Partners — Portfolio History
Every 13F quarter on record, newest first. Each row lists the quarter's top positions; open any quarter for the full portfolio, buys, adds, trims and exits.
- Quarters
- 2
- Avg positions
- 8
- Latest top 5 weight
- 95.9%
- Avg top 5 weight
- 94.1%
- Avg changed names
- 8
- Held in ≥75% of stored quarters
- 8
Quarter Activity
Reported increases, decreases, exits, and new positions vs. the prior filing.
| Quarter | New | Adds | Trims | Exits | Top 5 |
|---|---|---|---|---|---|
| Q1 2026 | 0 | 2 | 6 | 0 | 95.9% |
| Q4 2025 | No prior baseline | 92.4% | |||
Most Frequently Reported Positions
Positions appearing across the most stored reporting quarters.
| Position | Quarters | Latest weight | Latest value |
|---|---|---|---|
| AMZN Amazon.com Inc. | 2 | 38.2% | $1.6B |
| TDG TransDigm Group Inc. | 2 | 25.5% | $1.1B |
| MSFT Microsoft Corp. | 2 | 16.8% | $691.3M |
| MCO Moody's Corp. | 2 | 9.1% | $376.1M |
| MA Mastercard Incorporated | 2 | 6.3% | $261.2M |
| V Visa Inc. | 2 | 3.7% | $150.7M |
Tip: hover any ticker below to see its weight in that quarter's portfolio.