InsiderTrades

KORALESKI JOHN J

SEC CIK 1200010 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
MLMMartin Marietta MaterialsDir 8,822 — — 232021-08-312026-02-27

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 ——
16 KORALESKI JOHN JDir ——

Transactions 23

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-03-02 2026-02-27 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $676.57 +69 8,822 +0.8% +$46.7K
2025-12-01 2025-11-28 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $623.24 +75 8,753 +0.9% +$46.7K
2025-09-02 2025-08-29 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $616.40 +76 8,678 +0.9% +$46.8K
2025-06-03 2025-05-30 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $547.55 +85 8,602 +1.0% +$46.5K
2025-05-16 2025-05-15 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $552.86 +308 8,517 +4% +$170.3K
2025-03-03 2025-02-28 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $483.14 +96 8,209 +1% +$46.4K
2024-12-03 2024-11-29 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $600.00 +78 8,113 +1.0% +$46.8K
2024-09-03 2024-08-30 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $534.16 +87 8,035 +1% +$46.5K
2024-06-04 2024-05-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $572.80 +81 7,948 +1% +$46.4K
2024-05-17 2024-05-16 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $581.69 +293 7,867 +4% +$170.4K
2024-03-04 2024-02-29 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $577.71 +76 7,574 +1% +$43.9K
2023-12-04 2023-11-30 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $464.59 +95 7,498 +1% +$44.1K
2023-09-05 2023-08-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $446.41 +99 7,403 +1% +$44.2K
2023-06-02 2023-05-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $398.04 +111 7,304 +2% +$44.2K
2023-05-12 2023-05-11 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $400.57 +362 7,193 +5% +$145.0K
2023-03-01 2023-02-28 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $359.87 +122 6,831 +2% +$43.9K
2022-12-02 2022-11-30 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $366.48 +120 6,709 +2% +$44.0K
2022-09-01 2022-08-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $347.41 +127 6,589 +2% +$44.1K
2022-06-02 2022-05-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $339.38 +130 6,462 +2% +$44.1K
2022-05-16 2022-05-12 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $0.00 +443 6,332 +8% $0
2022-03-01 2022-02-28 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $379.40 +116 5,889 +2% +$44.0K
2021-12-02 2021-11-30 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $403.51 +109 5,773 +2% +$44.0K
2021-09-02 2021-08-31 MLM Martin Marietta Materials KORALESKI JOHN J Dir A - Grant $381.25 +115 5,664 +2% +$43.8K

Purchase Sale Sale after option exercise All abbreviations