Not yet filed. No Q3 2026 Form 13F from AltaRock Partners has been detected on SEC EDGAR yet. The deadline for the quarter ended Sep 30, 2026 is Monday, Nov 16, 2026.
From the fund's 2026 Q2 Form 13F (filed Aug 17, 2026) — the latest quarter fully processed on this site.
| Stock | Shares | Portfolio weight |
|---|---|---|
| AMZN · AMAZON COM INC | 5,729,972 | 32.21% |
| TDG · TransDigm Group INC | 875,755 | 27.51% |
| MSFT · MICROSOFT CORP | 2,334,482 | 20.54% |
| MA · Mastercard Inc | 764,507 | 9.26% |
| V · VISA INC. | 836,470 | 6.77% |
| MCO · MOODYS CORP /DE/ | 302,624 | 3.23% |
| GOOGL · Alphabet Inc. | 41,994 | 0.35% |
| HLT · Hilton Worldwide Holdings Inc. | 15,202 | 0.12% |
Largest increase 2026 Q1 → 2026 Q2: V (+67.7% of shares). Largest trim 2026 Q1 → 2026 Q2: MCO (-64.9% of shares).
Full record: AltaRock Partners fund page · manager profile & 13F-clone record · Q3 2026 season tracker.
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