Mark Massey · Altarock Partners LP
| Period: | Q2 2025 |
| Portfolio date: | Jun 30, 2025 |
| No. of stocks: | 9 |
| Portfolio value: | $5.5B |
Viewing historical Q2 2025 data. Holdings + moves reflect that quarter — not current.← Back to latest
| Stock | % of Portfolio | Recent Activity | Shares | Reported Price * | Value | Current Price | +/- Reported Price | 52 Week Low | 52 Week High |
|---|---|---|---|---|---|---|---|---|---|
| TDG · Transdigm Group Inc. | 27.21 | 979,950 | $1520.64 | $1,490,151,168 | $1215.08 | -20.09% | $1123.61 | $1623.83 | |
| AMZN · Amazon Com Inc. | 25.14 | Add 20.63% | 6,275,906 | $219.39 | $1,376,871,017 | $272.68 | +24.29% | $196.00 | $278.56 |
| MSFT · Microsoft Corp. | 23.42 | 2,578,649 | $497.41 | $1,282,645,799 | $415.06 | -16.56% | $356.28 | $555.45 | |
| MCO · Moodys Corp. | 8.72 | Add 0.14% | 952,254 | $501.59 | $477,641,084 | $451.32 | -10.02% | $402.28 | $546.88 |
| MA · Mastercard Inc. | 6.01 | 586,254 | $561.94 | $329,439,573 | $495.48 | -11.83% | $480.50 | $601.77 | |
| V · Visa, Inc. | 3.47 | Reduce 37.04% | 535,412 | $355.05 | $190,098,031 | $318.79 | -10.21% | $293.89 | $375.51 |
| GOOGL · Alphabet Inc. | 3.36 | Reduce 69.74% | 1,045,429 | $176.23 | $184,235,953 | $400.71 | +127.38% | $156.16 | $402.00 |
| HLT · Hilton Worldwide Hldgs Inc. | 2.65 | Add 98.79% | 544,596 | $266.34 | $145,047,699 | $316.78 | +18.94% | $241.45 | $344.75 |
| FICO · Fair Isaac Corp. | 0.02 | 670 | $1827.96 | $1,224,733 | $1126.00 | -38.40% | $870.01 | $2217.60 |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held. Price columns + 52-week range are placeholders pending v2 price-data feed.
Sector % analysis
5 sectors represented
Whales with similar holdings to Mark Massey
Ranked by number of overlapping positions in current portfolios
Articles & Commentaries
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