Mark Massey
Altarock Partners LLC | CIK: 0001631014
Filing Date
Aug 17, 2026
Market Value
$4.68B
Holdings
8
Turnover
11.19%
Avg. Hold (Top 20)
32.62 Qtrs
Buys
0
Sells
0
Q2 2026 Holdings
| Holding | Asset Type | Portfolio % | Recent Activity | Shares | Market Value | AVG Price Paid | Current Price | Performance | |
|---|---|---|---|---|---|---|---|---|---|
| AMZN Amazon.com | Stock | 31.16% | Reduced 24.29% | 5.73M | $1.46B | $163.19 | $254.76 | +56.11% | |
| MSFT Microsoft | Stock | 26.88% | Added 25.00% | 2.33M | $1.26B | $340.01 | $539.44 | +58.65% | |
| TDG TransDigm Incorporated | Stock | 21.21% | Reduced 3.68% | 875.76K | $993.32M | $448.80 | $1134.24 | +152.73% | |
| MA Mastercard Incorporated | Stock | 10.06% | Added 46.22% | 764.51K | $471.18M | $401.33 | $616.32 | +53.57% | |
| V Visa | Stock | 7.14% | Added 67.74% | 836.47K | $334.38M | $257.80 | $399.75 | +55.06% | |
| MCO Moody's | Stock | 3.12% | Reduced 64.89% | 302.62K | $146.38M | $336.82 | $483.69 | +43.60% | |
| GOOGL Alphabet | Stock | 0.31% | Reduced 3.22% | 41.99K | $14.67M | $81.29 | $349.22 | +329.59% | |
| HLT Hilton Worldwide | Stock | 0.11% | Reduced 0.91% | 15.2K | $5.21M | $240.31 | $342.97 | +42.72% |
Sector Breakdown
| Sector | Weight |
|---|---|
Consumer Cyclical | 31.27% |
Technology | 26.88% |
Industrials | 21.21% |
Financial Services | 20.32% |
Communication Services | 0.31% |
Industry Breakdown
| Industry | Weight |
|---|---|
Specialty Retail | 31.16% |
Software - Infrastructure | 26.88% |
Aerospace & Defense | 21.21% |
Financial - Credit Services | 17.20% |
Financial - Data & Stock Exchanges | 3.12% |
Internet Content & Information | 0.31% |
Travel Lodging | 0.11% |