AltaRock Partners Mark Massey
Top positions activity
Value History
Quarterly report: Q2 2026
Total portfolio value: $4.2B
| TICKER | CORP NAME | VALUE($) | SHARES | +/- SHARES | OWNERSHIP HISTORY |
|---|---|---|---|---|---|
|
AMZN
|
Amazon.com Inc. | 1.4B 32.21% | 5.7M | -1.8M ↓24.29% | |
|
TDG
|
Transdigm Group Incorporated | 1.2B 27.51% | 875.8K | -33.4K ↓3.68% | |
|
MSFT
|
Microsoft Corporation | 870.8M 20.53% | 2.3M | +466.9K ↑25.00% | |
|
MA
|
Mastercard Incorporated - Class A | 392.7M 9.26% | 764.5K | +241.7K ↑46.22% | |
|
V
|
Visa Inc - Class A | 287.0M 6.76% | 836.5K | +337.8K ↑67.74% | |
|
MCO
|
Moody`s Corp. | 137.1M 3.23% | 302.6K | -559.4K ↓64.89% |