Martin Marietta Materials Inc (MLM): 1 insider purchase in the last two years; 18 trades disclosed by members of Congress.
| Filed | Insider | Shares | Price | Value | Type |
|---|---|---|---|---|---|
| Mar 5, 2025 | Petro Michael J Officer | 550 | $454.37 | $249.9K | no history |
Open-market purchases from SEC Form 4. "Opportunistic" = this insider trades every year but not on a fixed schedule (Cohen, Malloy & Pomorski); "routine" buys carry little information.
Free account. Know when insiders, famous funds or Congress trade it.
| Filed | Member | Type | Amount |
|---|---|---|---|
| Sep 9, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| Sep 9, 2026 | April McClain Delaney | sale | $250,001 - $500,000 |
| Aug 3, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| Aug 3, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| Aug 3, 2026 | April McClain Delaney | purchase | $15,001 - $50,000 |
| Jun 5, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| May 19, 2026 | Josh Gottheimer | sale | $15,001 - $50,000 |
| Apr 6, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| Jan 5, 2026 | April McClain Delaney | purchase | $1,001 - $15,000 |
| Oct 10, 2025 | Valerie Hoyle | sale | $1,001 - $15,000 |
| Sep 12, 2025 | Valerie Hoyle | purchase | $1,001 - $15,000 |
| Sep 2, 2025 | April McClain Delaney | partial sale | $1,001 - $15,000 |
| Aug 13, 2025 | Lisa McClain | purchase | $1,001 - $15,000 |
| Aug 13, 2025 | Lisa McClain | sale | $1,001 - $15,000 |
| Dec 19, 2022 | Thomas Suozzi | purchase | $15,001 - $50,000 |
| Dec 19, 2022 | Thomas Suozzi | purchase | $15,001 - $50,000 |
| Sep 23, 2021 | Thomas Suozzi | sale | $50,001 - c |
| Sep 23, 2021 | Thomas Suozzi | purchase | $50,001 - g |