Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
McCunniff Donald A. (CIK 1355849) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-03). Recent activity: Buy MLM (2,960 shares), Sell MLM (192 shares), Buy MLM (1,277 shares), Sell MLM (50 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-03 | MARTIN MARIETTA MATERIALS INC (MLM) | EVP and CHRO | Buy | 2,960 | $0 |
| 2026-02-25 | MARTIN MARIETTA MATERIALS INC (MLM) | EVP and CHRO | Sell | 192 | $131,251 |
| 2026-02-24 | MARTIN MARIETTA MATERIALS INC (MLM) | EVP and CHRO | Buy | 1,277 | $0 |
| 2025-12-17 | MARTIN MARIETTA MATERIALS INC (MLM) | EVP and CHRO | Sell | 50 | $31,474 |
Source: SEC Form 4 filings · as of 2026-03-03