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Detailed Insider History for:
CORE LABORATORIES INC DE: CLB
Price: 1/2/26 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
$16.95 $20.82 $9.72 $795 47 515 0.2% 24.8% 113.48% 1.02%
Exch Sector Industry Sub-Industry
NYSE Mining Oil And Gas Extraction Oil & Gas Field Services, N E C
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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
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$229,389
14,310
---
12/31/25
---
$16.03
27,361
-34.3
D
R
1/5/26 - 3:18:37 pm
2
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
24,952
---
12/31/25
---
---
41,671
149.2
D
R
1/5/26 - 3:18:37 pm
3
    
 
GRESHAM GWENDOLYN
VP
JS
$309,395
19,301
---
12/31/25
---
$16.03
33,226
-36.7
D
R
1/5/26 - 3:18:06 pm
4
    
 
GRESHAM GWENDOLYN
VP
JB
---
24,952
---
12/31/25
---
---
52,527
90.5
D
R
1/5/26 - 3:18:06 pm
5
    
 
HILL CHRISTOPHER SCOTT
VP,CFO
JS
$515,397
32,152
---
12/31/25
---
$16.03
110,202
-22.6
D
R
1/5/26 - 3:17:09 pm
6
    
 
HILL CHRISTOPHER SCOTT
VP,CFO
JB
---
61,417
---
12/31/25
---
---
142,354
75.9
D
R
1/5/26 - 3:17:09 pm
7
    
 
BRUNO LAWRENCE
CB,CEO,DIR
JS
$1,806,276
112,681
---
12/31/25
---
$16.03
257,438
-30.4
D
R
1/5/26 - 3:16:13 pm
8
    
 
BRUNO LAWRENCE
CB,CEO,DIR
JB
---
180,722
---
12/31/25
---
---
370,119
95.4
D
R
1/5/26 - 3:16:13 pm
9
    
 
TEO SOW HANG
CAO,TR
JS
$5,233
340
---
12/1/25
---
$15.39
8,425
-3.9
D
R
12/2/25 - 7:35:08 pm
10
    
 
TEO SOW HANG
CAO,TR
JB
---
864
---
12/1/25
---
---
8,765
10.9
D
R
12/2/25 - 7:35:08 pm
11
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$3,472
276
---
10/1/25
---
$12.58
16,719
-1.6
D
R
10/2/25 - 5:16:40 pm
12
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
700
---
10/1/25
---
---
16,995
4.3
D
R
10/2/25 - 5:16:40 pm
13
    
 
TEO SOW HANG
CAO,TR
JS
$1,245
99
---
10/1/25
---
$12.58
7,901
-1.2
D
R
10/2/25 - 5:15:04 pm
14
    
 
TEO SOW HANG
CAO,TR
JB
---
250
---
10/1/25
---
---
8,000
3.2
D
R
10/2/25 - 5:15:04 pm
15
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$1,042
99
---
8/1/25
---
$10.53
16,295
-0.6
D
R
8/5/25 - 9:21:10 am
16
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
250
---
8/1/25
---
---
16,394
1.5
D
R
8/5/25 - 9:21:10 am
17
    
 
TEO SOW HANG
CAO,TR
JS
$2,085
198
---
8/1/25
---
$10.53
7,640
-2.5
D
R
8/5/25 - 9:17:43 am
18
    
 
TEO SOW HANG
CAO,TR
JB
---
440
---
8/1/25
---
---
7,840
5.9
D
R
8/5/25 - 9:17:43 am
19
    
 
MARTINOVICH ROBERT F
DIR
3
---
---
---
5/21/25
---
---
---
---
D
R
5/30/25 - 4:15:08 pm
20
    
 
TEO SOW HANG
CAO,TR
JS
$923
79
---
5/1/25
---
$11.68
7,508
-1.0
D
R
5/5/25 - 2:55:21 pm
21
    
 
TEO SOW HANG
CAO,TR
JB
---
175
---
5/1/25
---
---
7,587
2.4
D
R
5/5/25 - 2:55:21 pm
22
    
 
TEMENG KWAKU
DIR
JB
---
9,317
---
4/1/25
---
---
25,528
57.5
D
R
4/2/25 - 2:40:47 pm
23
    
 
MURRAY KATHERINE
DIR
JB
---
9,317
---
4/1/25
---
---
21,221
78.3
D
R
4/2/25 - 2:39:29 pm
24
    
 
KLINGENSMITH HARVEY ROBERT
DIR
JB
---
9,317
---
4/1/25
---
---
41,962
28.5
D
R
4/2/25 - 2:37:18 pm
25
    
 
CARNES MARTHA Z
DIR
JB
---
9,317
---
4/1/25
---
---
46,328
25.2
D
R
4/2/25 - 2:36:09 pm
26
    
 
ANASTASIO CURT
DIR
JB
---
9,317
---
4/1/25
---
---
15,736
145.1
D
R
4/2/25 - 2:34:53 pm
27
    
 
STRAUGHEN MICHAEL
DIR
JS
$69,417
4,634
---
4/1/25
---
$14.98
24,552
-15.9
D
R
4/2/25 - 2:33:12 pm
28
    
 
STRAUGHEN MICHAEL
DIR
JB
---
9,317
---
4/1/25
---
---
29,186
46.9
D
R
4/2/25 - 2:33:12 pm
29
    
 
BRUNO LAWRENCE
CB,CEO,DIR
JS
$750,908
43,380
---
12/31/24
---
$17.31
189,397
-18.6
D
R
1/3/25 - 5:00:22 pm
30
    
 
BRUNO LAWRENCE
CB,CEO,DIR
JB
---
69,574
---
12/31/24
---
---
232,777
42.6
D
R
1/3/25 - 5:00:22 pm
31
    
 
HILL CHRISTOPHER SCOTT
VP,CFO
JS
$254,786
14,719
---
12/31/24
---
$17.31
80,937
-15.4
D
R
1/3/25 - 4:59:02 pm
32
    
 
HILL CHRISTOPHER SCOTT
VP,CFO
JB
---
23,607
---
12/31/24
---
---
95,656
32.8
D
R
1/3/25 - 4:59:02 pm
33
    
 
GRESHAM GWENDOLYN
VP
JS
$103,670
5,989
---
12/31/24
---
$17.31
27,575
-17.8
D
R
1/3/25 - 4:57:53 pm
34
    
 
GRESHAM GWENDOLYN
VP
JB
---
9,604
---
12/31/24
---
---
33,564
40.1
D
R
1/3/25 - 4:57:53 pm
35
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$87,035
5,028
---
12/31/24
---
$17.31
15,872
-24.1
D
R
1/3/25 - 4:56:46 pm
36
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
9,604
---
12/31/24
---
---
20,900
85.0
D
R
1/3/25 - 4:56:46 pm
37
    
 
TEO SOW HANG
CAO,TR
JS
$4,635
227
---
12/1/24
---
$20.42
7,412
-3.0
D
R
12/2/24 - 4:19:22 pm
38
    
 
TEO SOW HANG
CAO,TR
JB
---
576
---
12/1/24
---
---
7,639
8.2
D
R
12/2/24 - 4:19:22 pm
39
    
 
TEO SOW HANG
CAO,TR
JS
$1,902
99
---
10/1/24
---
$19.21
7,063
-1.4
D
R
10/3/24 - 2:13:50 pm
40
    
 
TEO SOW HANG
CAO,TR
JB
---
250
---
10/1/24
---
---
7,162
3.6
D
R
10/3/24 - 2:13:50 pm
41
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$5,302
276
---
10/1/24
---
$19.21
11,296
-2.4
D
R
10/3/24 - 2:13:14 pm
42
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
700
---
10/1/24
---
---
11,572
6.4
D
R
10/3/24 - 2:13:14 pm
43
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$3,416
147
---
8/1/24
---
$23.24
10,721
-1.4
D
R
8/5/24 - 1:06:13 pm
44
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
370
---
8/1/24
---
---
10,971
3.5
D
R
8/5/24 - 1:06:13 pm
45
    
 
TEO SOW HANG
CAO,TR
JS
$5,066
218
---
8/1/24
---
$23.24
6,655
-3.2
D
R
8/5/24 - 1:05:49 pm
46
    
 
TEO SOW HANG
CAO,TR
JB
---
520
---
8/1/24
---
---
7,005
8.0
D
R
8/5/24 - 1:05:49 pm
47
    
 
TEO SOW HANG
CAO,TR
JS
$1,241
79
---
5/1/24
---
$15.71
6,610
-1.2
D
R
5/2/24 - 5:09:37 pm
48
    
 
TEO SOW HANG
CAO,TR
JB
---
175
---
5/1/24
---
---
6,689
2.7
D
R
5/2/24 - 5:09:37 pm
49
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JS
$2,796
178
---
5/1/24
---
$15.71
10,498
-1.7
D
R
5/2/24 - 4:59:01 pm
50
    
 
TATTOLI MARK DAMIAN
VP,GC,SEC
JB
---
450
---
5/1/24
---
---
10,748
4.4
D
R
5/2/24 - 4:59:01 pm
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