The Hill Ledger

US-listed stock · MLM

Martin Marietta Materials (MLM): trades by Congress and insiders

In the last 12 months, 4 members of Congress disclosed 17 trades (10 buys, 7 sales).

Congress trades
1712 months
Members trading
412 months
Insider buys / sales
0 / 012 months
Last close
$478.359 Oct 2026
One-year change
−24.5%

29 disclosed buys and sales on record since 10 April 2025; Congress bought an estimated $129 thousand and sold $448 thousand in the last 12 months. Insider counts are open-market trades only: awards, option exercises and tax withholding are left out.

Members of Congress who traded MLM

Last three years, by number of disclosed trades.

Latest disclosures

DisclosedFiled byTypeAmountTraded
Ro KhannaHouse · D-CA Sale $1K–$15K
Ro KhannaHouse · D-CA Buy $1K–$15K
April DelaneyHouse · D-MD Buy $1K–$15K
April DelaneyHouse · D-MD Sale $250K–$500K
Ro KhannaHouse · D-CA Sale $1K–$15K
April DelaneyHouse · D-MD Buy $1K–$15K
April DelaneyHouse · D-MD Buy $1K–$15K
April DelaneyHouse · D-MD Buy $15K–$50K