InsiderTrades

McCunniff Donald A.

SEC CIK 1355849 · EDGAR

Buying vs selling by month open-market trades, last 24 months, MLM
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MLMMartin Marietta MaterialsEVP, CHRO 7,518 — $632.7K 72025-02-212026-03-01

Most active insiders at MLM, 12 months

#InsiderTitleBoughtSold
1 Niemann PhilippDir ——
2 Samborski Christopher WilliamEVP, COO ——
3 Schoen George FrederickEVP, GC, Corp. Sec ——
4 Flynn Jason PaulSVP, CIO ——
5 Petro Michael JSVP, CFO ——
6 Foxx Anthony RDir ——
7 Mack Mary TDir ——
8 Cardin Robert JSVP, CAO, Ctrl ——
9 Pike ThomasDir ——
10 Ables Dorothy MDir ——
12 McCunniff Donald A.EVP, CHRO ——

Transactions 7

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-03-03 2026-03-01 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO A - Grant $0.00 +2,960 7,518 +65% $0
2026-02-25 2026-02-23 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO F - Tax $683.60 -192 4,558 -4% -$131.3K
2026-02-24 2026-02-20 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO A - Grant $0.00 +1,277 4,750 +37% $0
2025-12-17 2025-12-16 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO F - Tax $629.49 -50 3,473 -1% -$31.5K
D 2025-03-06 2025-03-05 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO M - OptEx $154.58 +1,332 4,855 +38% +$205.9K
D 2025-03-06 2025-03-05 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO S - Sale+OE $475.00 -1,332 3,523 -27% -$632.7K
2025-02-25 2025-02-21 MLM Martin Marietta Materials McCunniff Donald A. EVP, CHRO A - Grant $0.00 +1,543 3,523 +78% $0

Purchase Sale Sale after option exercise All abbreviations