Construction
NEW YORK STOCK EXCHANGE, INC.
MLM Martin Marietta Materials Inc
9 members of Congress traded MLM 65 times between 2014 and 2025.
65
Total Trades
9
Politicians
63%
Buys
2014–2025
Active Period
Party Breakdown
Republican
10 trades
Democrat
55 trades
Democrats account for 85% of disclosed MLM trades in Congress.
Activity by Year
2025
20
2024
11
2022
11
2020
4
2019
1
2018
8
2017
7
2015
1
2014
2
Disclosed Trades
Politician
Type
Date
Size
All data covers 2012 to end of 2025.
This is the historical record
MLM is still being traded in Congress today.
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