Holders — by stockHoldings — by fund
ALTAROCK PARTNERS LP
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 0001631014
$4.24B
disclosed book value
8
positions
32.2%
largest position share
Positions, as of 2026-06-30
top 8 of 8 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | AMZNAMAZON.COM INC | 5.7M | $1.37B | 32.2% |
| 2 | TDGTRANSDIGM GROUP INC | 875,755 | $1.17B | 27.5% |
| 3 | MSFTMICROSOFT CORP | 2.3M | $870.8M | 20.5% |
| 4 | MAMASTERCARD INC-CLASS A | 764,507 | $392.7M | 9.3% |
| 5 | VVISA INC-CLASS A SHRS | 836,470 | $287.0M | 6.8% |
| 6 | MCOMOODYS CORP | 302,624 | $137.1M | 3.2% |
| 7 | GOOGLALPHABET INC-CL A | 41,994 | $15.0M | 0.4% |
| 8 | HLTHILTON WORLDWIDE | 15,202 | $5.0M | 0.1% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.