AltaRock Partners
As of Q2 2026, AltaRock Partners reported 8 long-equity positions worth $4.24B in aggregate.
Copy-investor backtest
- Latest quarter
- +5.60%
- 1-year
- +0.27%
- 3-year
- +56.65%
- 5-year
- +48.54%
- 3-year vs S&P 500
- -15.78%
- 5-year vs S&P 500
- -24.74%
- 5-year top 5
- +43.44%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
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Updated 2026-06-06 from SEC 13F data.
Live quotes available for 8 of 9 rows. Rows without a quote are marked unavailable.
| 1 | CHTR | CHARTER COMMUNICATIONS | 22.76% | Reduce -1.7% | 547,937 | $125.28M | $228.64 | No quote |
| 2 | TDG | TRANSDIGM GROUP INC | 21.04% | Reduce -39.9% | 439,148 | $115.8M | $263.69 | No quote |
| 3 | LBTYK | LIBERTY GLOBAL CL C | 18.36% | Add +25.2% | 3,527,133 | $101.05M | $28.65 | No quote |
| 4 | MCO | MOODYS CORP | 16.89% | Reduce -4.6% | 992,019 | $92.96M | $93.71 | No quote |
| 5 | BRK/B | BERKSHIRE HATHAWAY CL BCUSIP 084670702 | 8.30% | New | 315,375 | $45.66M | No quote | No quote |
| 6 | MA | MASTERCARD INC CL A | 6.46% | - | 403,690 | $35.55M | $88.06 | No quote |
| 7 | V | VISA INC CL A | 3.81% | - | 282,516 | $20.95M | $74.17 | No quote |
| 8 | LILAK | LIBERTY LILAC GROUP - C | 2.35% | Add +766.0% | 398,745 | $12.96M | $32.49 | No quote |
| 9 | IBKR | INTERACTIVE BROKERS | 0.05% | Reduce -73.5% | 7,201 | $255K | $35.41 | No quote |