Donald W Slager Martin Marietta Materials Inc (MLM) insider trading activity
Donald W Slager is Director of MARTIN MARIETTA MATERIALS INC. Currently has a direct ownership of 4,751 shares of MLM, which is worth approximately $2.68 Million. The most recent transaction as insider was on May 15, 2025, when has been sold 308 shares (Common Stock) at a price of $552.86 per share, resulting in proceeds of $170,280. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).
Shares Held (Direct Ownership)
4.75K
6.93%
3M change
6.93%
12M change
Total Value Held
$2.68 Million
DONALD W SLAGER Transaction History
Also insider at
DWS
Donald W Slager
Director
Phoenix, AZ