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Focused investors/AltaRock Partners

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 10 rows. Rows without a quote are marked unavailable.

1CHTRCHARTER COMMUNICATIONS23.56%-547,937$147.93M$269.97No quote
2TDGTRANSDIGM GROUP INC20.22%-439,148$126.97M$289.12No quote
3MCOMOODYS CORP16.64%Reduce -2.7%965,000$104.49M$108.28No quote
4LBTYKLIBERTY GLOBAL CL C16.62%Reduce -10.5%3,157,834$104.34M$33.04No quote
5WABWABTEC10.92%New839,826$68.57M$81.65No quote
6MAMASTERCARD INC CL A6.54%-403,690$41.08M$101.77No quote
7VVISA INC CL A3.72%-282,516$23.36M$82.70No quote
8LILAKLIBERTY LILAC GROUP - C1.78%-398,745$11.19M$28.05No quote
10IBKRINTERACTIVE BROKERS-Sold0$0No quoteNo quote
9BRK/BBERKSHIRE HATHAWAY CL BCUSIP 084670702-Sold0$0No quoteNo quote