John J. Koraleski

CIK: 0001200010

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)8 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

MLM

MARTIN MARIETTA MATERIALS INC

Director

Discretionary Trading P&L

Holdings

Transaction History (8 total)

MLM
MARTIN MARIETTA MATERIALS INC
Feb 27, 2026
Award(A)
Direct
69 shares at avg. $676.57$47K
MLM
MARTIN MARIETTA MATERIALS INC
Nov 28, 2025
Award(A)
Direct
75 shares at avg. $623.24$47K
MLM
MARTIN MARIETTA MATERIALS INC
Aug 29, 2025
Award(A)
Direct
76 shares at avg. $616.40$47K
MLM
MARTIN MARIETTA MATERIALS INC
May 30, 2025
Award(A)
Direct
85 shares at avg. $547.55$47K
MLM
MARTIN MARIETTA MATERIALS INC
May 15, 2025
Award(A)
Direct
308 shares at avg. $552.86$170K
MLM
MARTIN MARIETTA MATERIALS INC
Feb 28, 2025
Award(A)
Direct
96 shares at avg. $483.14$46K
MLM
MARTIN MARIETTA MATERIALS INC
Nov 29, 2024
Award(A)
Direct
78 shares at avg. $600.00$47K
MLM
MARTIN MARIETTA MATERIALS INC
Aug 30, 2024
Award(A)
Direct
87 shares at avg. $534.16$46K

		Type	Shares	Price		Ownership
Feb 27, 2026	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	69	$676.57	$46,683	Direct
Nov 28, 2025	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	75	$623.24	$46,743	Direct
Aug 29, 2025	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	76	$616.40	$46,846	Direct
May 30, 2025	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	85	$547.55	$46,542	Direct
May 15, 2025	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	308	$552.86	$170,281	Direct
Feb 28, 2025	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	96	$483.14	$46,381	Direct
Nov 29, 2024	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	78	$600.00	$46,800	Direct
Aug 30, 2024	MLM MARTIN MARIETTA MATERIALS INC	Award(A)	87	$534.16	$46,472	Direct

1-8 of 8 transactions

About KORALESKI JOHN J

KORALESKI JOHN J (SEC CIK 0001200010) files insider reports with the SEC as Director of MARTIN MARIETTA MATERIALS INC (MLM).

Signal8 holds 8 ownership filings by KORALESKI JOHN J, all Form 4s, filed between Sep 3, 2024 and Mar 2, 2026. Those filings report 8 transactions, from Aug 30, 2024 to Feb 27, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on KORALESKI JOHN J's filings is in RALEIGH, NC.

Recent filings by KORALESKI JOHN J

Feb 27, 2026: Grant or award of MLM shares (Form 4, code A).
Nov 28, 2025: Grant or award of MLM shares (Form 4, code A).
Aug 29, 2025: Grant or award of MLM shares (Form 4, code A).
May 30, 2025: Grant or award of MLM shares (Form 4, code A).
May 15, 2025: Grant or award of MLM shares (Form 4, code A).

Other insiders filing for MARTIN MARIETTA MATERIALS INC (MLM)

Petro Michael J, SVP and CFO
WAJSGRAS DAVID C, Director
Pike Thomas, Director
LYONS MARTIN J, Director
Niemann Philipp, Director
LNA Holding SRL, 10% Owner

How to read Form 4 transaction codes