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Detailed Insider History for:
MARTIN MARIETTA MATERIALS INC: MLM
Price: 3/6/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$609.99 $710.97 $441.95 $36,790 60 486 0.5% 3.1% 101.05% 0.83%
Exch Sector Industry Sub-Industry
NYSE Mining Mining And Quarrying Of Nonmetallic Minerals, Except Fuels Mining & Quarryingof Nonmetallic Minerals (No Fuels)
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
SCHOEN GEORGE FREDERICK
VP,GC,SEC
JB
---
23,673
---
3/1/26
---
---
23,673
New
D
R
3/3/26 - 4:18:11 pm
2
    
 
PETRO MICHAEL J
VP,CFO
JB
---
2,960
---
3/1/26
---
---
15,359
23.9
D
R
3/3/26 - 3:50:20 pm
3
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JB
---
5,919
---
3/1/26
---
---
176,038
3.5
D
R
3/3/26 - 3:48:38 pm
4
    
 
MCCUNNIFF DONALD A
VP
JB
---
2,960
---
3/1/26
---
---
7,518
64.9
D
R
3/3/26 - 3:47:26 pm
5
    
 
SCHOEN GEORGE FREDERICK
VP,GC,SEC
3
---
---
---
3/1/26
---
---
---
---
D
---
3/3/26 - 3:43:57 pm
6
    
 
WAJSGRAS DAVID C
DIR
JB
$37,888
56
---
2/27/26
---
$676.57
4,646
1.2
D
---
3/2/26 - 2:46:08 pm
7
    
 
PIKE THOMAS
DIR
JB
$31,799
47
---
2/27/26
---
$676.57
4,591
1.0
D
---
3/2/26 - 2:44:49 pm
8
    
 
KORALESKI JOHN J
DIR
JB
$46,683
69
---
2/27/26
---
$676.57
8,822
0.8
D
---
3/2/26 - 2:42:42 pm
9
    
 
PETRO MICHAEL J
VP,CFO
JS
$209,744
305
2/23/26
2/24/26
$683.60
$696.85
12,399
-2.4
D
---
2/25/26 - 12:43:34 pm
10
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JS
$2,084,752
3,026
2/23/26
2/24/26
$683.60
$696.85
170,119
-1.7
D
---
2/25/26 - 12:41:47 pm
11
    
 
FLYNN JASON PAUL
VP,CIO
JS
$141,903
207
2/23/26
2/24/26
$683.60
$696.85
5,494
-3.6
D
---
2/25/26 - 12:35:21 pm
12
    
 
CARDIN ROBERT J
VP,CT,CAO
JS
$214,648
312
2/23/26
2/24/26
$683.60
$696.85
12,459
-2.4
D
---
2/25/26 - 12:28:24 pm
13
    
 
MCCUNNIFF DONALD A
VP
JS
$131,251
192
---
2/23/26
---
$683.60
4,558
-4.0
D
---
2/25/26 - 12:38:30 pm
14
    
 
PETRO MICHAEL J
VP,CFO
JB
---
931
---
2/20/26
---
---
12,704
7.9
D
R
2/24/26 - 3:12:24 pm
15
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JB
$1,216,030
8,621
---
2/20/26
---
$548.75
173,145
5.2
D
R
2/24/26 - 3:09:29 pm
16
    
 
MCCUNNIFF DONALD A
VP
JB
---
1,277
---
2/20/26
---
---
4,750
36.8
D
R
2/24/26 - 3:05:16 pm
17
    
 
FLYNN JASON PAUL
VP,CIO
JB
$324,860
1,187
---
2/20/26
---
$548.75
5,701
26.3
D
R
2/24/26 - 3:01:24 pm
18
    
 
CARDIN ROBERT J
VP,CT,CAO
JB
---
658
---
2/20/26
---
---
12,771
5.4
D
R
2/24/26 - 2:57:04 pm
19
    
 
PETRO MICHAEL J
VP,CFO
JS
$505,230
758
---
2/17/26
---
$666.53
11,773
-6.0
D
---
2/19/26 - 1:51:27 pm
20
    
 
PETRO MICHAEL J
VP,CFO
JB
---
1,724
---
2/17/26
---
---
12,531
16.0
D
---
2/19/26 - 1:51:27 pm
21
    
 
FLYNN JASON PAUL
VP,CIO
JS
$71,319
107
---
2/17/26
---
$666.53
4,514
-2.3
D
---
2/19/26 - 1:47:14 pm
22
    
 
FLYNN JASON PAUL
VP,CIO
JB
---
222
---
2/17/26
---
---
4,621
5.0
D
---
2/19/26 - 1:47:14 pm
23
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JS
$6,476,672
9,717
---
2/17/26
---
$666.53
164,524
-5.6
D
---
2/19/26 - 1:44:33 pm
24
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JB
---
22,365
---
2/17/26
---
---
174,241
14.7
D
---
2/19/26 - 1:44:33 pm
25
    
 
CARDIN ROBERT J
VP,CT,CAO
JS
$547,888
822
---
2/17/26
---
$666.53
12,113
-6.4
D
---
2/19/26 - 1:40:36 pm
26
    
 
CARDIN ROBERT J
VP,CT,CAO
JB
---
1,869
---
2/17/26
---
---
12,935
16.9
D
---
2/19/26 - 1:40:36 pm
27
    
 
NYE C HOWARD
CB,PR,CEO,DIR
JS
$187,588
298
---
12/16/25
---
$629.49
151,876
-0.2
D
---
12/17/25 - 4:35:05 pm
28
    
 
MCCUNNIFF DONALD A
VP
JS
$31,475
50
---
12/16/25
---
$629.49
3,473
-1.4
D
---
12/17/25 - 4:28:18 pm
29
    
 
CARDIN ROBERT J
VP,CT,CAO
JS
$20,144
32
---
12/16/25
---
$629.49
11,066
-0.3
D
---
12/17/25 - 4:25:53 pm
30
    
 
BAR ROSELYN R
VP
JS
$41,546
66
---
12/16/25
---
$629.49
62,594
-0.1
D
---
12/17/25 - 4:18:07 pm
31
    
 
BAR ROSELYN R
VP
JS
$258,405
908
12/1/25
12/2/25
---
$615.25
62,660
-1.4
D
---
12/3/25 - 11:34:22 am
32
    
 
FLYNN JASON PAUL
VP,CIO
JS
$75,676
123
---
12/1/25
---
$615.25
4,399
-2.7
D
---
12/3/25 - 2:53:42 pm
33
    
 
WAJSGRAS DAVID C
DIR
JB
$38,018
61
---
11/28/25
---
$623.24
4,590
1.3
D
---
12/1/25 - 8:24:18 pm
34
    
 
PIKE THOMAS
DIR
JB
$31,785
51
---
11/28/25
---
$623.24
4,544
1.1
D
---
12/1/25 - 8:22:09 pm
35
    
 
KORALESKI JOHN J
DIR
JB
$46,743
75
---
11/28/25
---
$623.24
8,753
0.9
D
---
12/1/25 - 8:20:43 pm
36
    
 
WAJSGRAS DAVID C
DIR
JB
$37,600
61
---
8/29/25
---
$616.40
4,529
1.4
D
---
9/2/25 - 4:08:01 pm
37
    
 
PIKE THOMAS
DIR
JB
$31,436
51
---
8/29/25
---
$616.40
4,493
1.1
D
---
9/2/25 - 4:06:51 pm
38
    
 
KORALESKI JOHN J
DIR
JB
$46,846
76
---
8/29/25
---
$616.40
8,678
0.9
D
---
9/2/25 - 4:05:20 pm
39
    
 
FLYNN JASON PAUL
VP,CIO
3
---
---
---
8/14/25
---
---
4,522
---
D
---
8/25/25 - 2:24:11 pm
40
1y
5
60%
7%
2
PEREZ LAREE E
DIR
S
$636,626
1,038
---
8/8/25
---
$613.32
15,417
-6.3
D
---
8/11/25 - 4:05:58 pm
41
    
 
PETRO MICHAEL J
VP,CFO
JB
---
1,822
---
7/8/25
---
---
10,807
20.3
D
R
7/9/25 - 9:43:33 am
42
    
 
WAJSGRAS DAVID C
DIR
JB
$37,781
69
---
5/30/25
---
$547.55
4,468
1.6
D
---
6/3/25 - 9:26:50 am
43
    
 
PIKE THOMAS
DIR
JB
$31,758
58
---
5/30/25
---
$547.55
4,442
1.3
D
---
6/3/25 - 9:23:58 am
44
    
 
KORALESKI JOHN J
DIR
JB
$46,542
85
---
5/30/25
---
$547.55
8,602
1.0
D
---
6/3/25 - 9:19:58 am
45
    
 
CARDIN ROBERT J
VP,CFO,CAO
JB
---
2,869
---
5/15/25
---
---
11,098
34.9
D
R
5/19/25 - 11:24:31 am
46
    
 
WAJSGRAS DAVID C
DIR
JB
$170,281
308
---
5/15/25
---
$552.86
4,399
7.5
D
---
5/16/25 - 3:31:41 pm
47
    
 
SLAGER DONALD W
DIR
JB
$170,281
308
---
5/15/25
---
$552.86
4,751
6.9
D
---
5/16/25 - 3:25:29 pm
48
    
 
PIKE THOMAS
DIR
JB
$170,281
308
---
5/15/25
---
$552.86
4,384
7.6
D
---
5/16/25 - 3:22:53 pm
49
    
 
PEREZ LAREE E
DIR
JB
$170,281
308
---
5/15/25
---
$552.86
16,455
1.9
D
---
5/16/25 - 3:21:00 pm
50
    
 
MACK MARY T
DIR
JB
$170,281
308
---
5/15/25
---
$552.86
601
105.1
D
---
5/16/25 - 3:18:36 pm
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