Altarock Partners

Rating #30

Mark Massey

Altarock Partners

Portfolio value

$5.10B

Stocks

8

Performance

1 Year

+9.38%

Stock Holdings

$

%

1Y

3Y

5Y

10Y

Mark Massey’s Portfolio: Q4 2025

Top8 stocks: 100.00% of the portfolio

Mark Massey’s Trades: Q4 2025

Adds

New Buys

Sold Outs

Cuts

no data

No trading activity

Mark Massey’s Holdings: Q4 2025

Company Name
Primary Industry
Avg. price paid
sort
Share Count Chg. (%)
sort
No of shares held
sort
Market value
sort
Portfolio % Change
sort
% of Ownership
sort
Holding period
sort
Last Transaction
Broadline Retail
$162.88

-3.22%

7.31M
$1.69T

33.10%

2.76ppt

0.00%
16 Quarters
Q4 2025
Aerospace and Defense
$424.95

-0.72%

969.40K
$1.29T

25.28%

1.75ppt

0.00%
45 Quarters
Q4 2025
Systems Software
$320.78

-18.95%

2.08M
$1.01T

19.75%

-4.59ppt

0.00%
19 Quarters
Q4 2025
Financial Exchanges and Data
$346.62

-14.15%

814.50K
$416.09B

8.16%

-0.11ppt

0.00%
45 Quarters
Q4 2025
Transaction and Payment Processing Services
$371.70

-7.23%

541.84K
$309.32B

6.07%

-0.01ppt

0.00%
45 Quarters
Q4 2025
Transaction and Payment Processing Services
$216.46

-3.16%

516.68K
$181.20B

3.55%

0.22ppt

0.00%
45 Quarters
Q4 2025
Hotels, Resorts and Cruise Lines
$250.12

0.00%

542.61K
$155.87B

3.06%

0.48ppt

0.00%
5 Quarters
Q3 2025
Interactive Media and Services
$82.60

-50.81%

169.39K
$53.02B

1.04%

-0.49ppt

0.00%
25 Quarters
Q4 2025
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Market data is sourced from S&P Global Market Intelligence. All insights and analysis are developed by Gainify. Copyright © 2026, S&P Global Market Intelligence. All rights reserved.

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