McCunniff Donald A.
SEC insider (Form 3/4/5 filer). CIK 0001355849. EVP and CHRO at MARTIN MARIETTA MATERIALS INC (MLM). 7 reported Form 4/5 transactions since Sep 2024; latest on Mar 1, 2026. Located in RALEIGH, NC.
Companies McCunniff Donald A. has filed insider reports for
- MARTIN MARIETTA MATERIALS INC (MLM): Officer, EVP and CHRO
McCunniff Donald A.
CIK: 0001355849
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
MARTIN MARIETTA MATERIALS INC
Discretionary Trading P&L
Holdings
Transaction History (7 total)
- Mar 1, 2026MLM
MARTIN MARIETTA MATERIALS INC
AwardDirect3K shares- - Feb 23, 2026MLM
MARTIN MARIETTA MATERIALS INC
Tax PaymentDirect192 shares at avg. $683.60$131K - Feb 20, 2026MLM
MARTIN MARIETTA MATERIALS INC
AwardDirect1.3K shares- - Dec 16, 2025MLM
MARTIN MARIETTA MATERIALS INC
Tax PaymentDirect50 shares at avg. $629.49$31K - Mar 5, 2025MLM
MARTIN MARIETTA MATERIALS INC
ExerciseDirect1.3K shares at avg. $154.58$206K - Mar 5, 2025MLM
MARTIN MARIETTA MATERIALS INC
SaleDirect1.3K shares at avg. $475.00$633K - Feb 21, 2025MLM
MARTIN MARIETTA MATERIALS INC
AwardDirect1.5K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 1, 2026 | MLM MARTIN MARIETTA MATERIALS INC | Award | 2,960 | - | $0 | Direct |
| Feb 23, 2026 | MLM MARTIN MARIETTA MATERIALS INC | Tax Payment | 192 | $683.60 | $131,251 | Direct |
| Feb 20, 2026 | MLM MARTIN MARIETTA MATERIALS INC | Award | 1,277 | - | $0 | Direct |
| Dec 16, 2025 | MLM MARTIN MARIETTA MATERIALS INC | Tax Payment | 50 | $629.49 | $31,475 | Direct |
| Mar 5, 2025 | MLM MARTIN MARIETTA MATERIALS INC | Exercise | 1,332 | $154.58 | $205,901 | Direct |
| Mar 5, 2025 | MLM MARTIN MARIETTA MATERIALS INC | Sale | 1,332 | $475.00 | $632,700 | Direct |
| Feb 21, 2025 | MLM MARTIN MARIETTA MATERIALS INC | Award | 1,543 | - | - | Direct |
1-7 of 7 transactions