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 JS
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Detailed Insider History for:
CLEAN HARBORS INC: CLH
Price: 2/6/26 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
$265.98 $268.22 $178.29 $14,265 53 477 0.0% 3.0% 96.82% 5.61%
Exch Sector Industry Sub-Industry
NYSE Transportation, Communications, Electric, Gas, And Sanitary Services Electric, Gas, And Sanitary Services Hazardous Waste Management
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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
    
 
BATTLES MICHAEL LOUIS
CEO,DIR
JS
$1,352,832
5,205
---
2/2/26
---
$259.91
77,706
-6.3
D
R
2/3/26 - 3:41:01 pm
2
    
 
WEBER BRIAN P
VP
JS
$362,315
1,394
---
2/2/26
---
$259.91
52,018
-2.6
D
R
2/3/26 - 3:40:02 pm
3
    
 
UNDERWOOD REBECCA
PR,VP
JS
$110,462
425
---
2/2/26
---
$259.91
16,859
-2.5
D
R
2/3/26 - 3:38:37 pm
4
    
 
HARRISON ROBERT W
VP
JS
$47,823
184
---
2/2/26
---
$259.91
5,601
-3.2
D
R
2/3/26 - 3:37:45 pm
5
    
 
GERSTENBERG ERIC W
CEO
JS
$1,282,396
4,934
---
2/2/26
---
$259.91
45,520
-9.8
D
R
2/3/26 - 3:36:42 pm
6
    
 
GEER CHARLES H II
VP
JS
$51,202
197
---
2/2/26
---
$259.91
8,617
-2.2
D
R
2/3/26 - 3:35:33 pm
7
    
 
GABRIEL SHARON M
VP,CIO
JS
$132,034
508
---
2/2/26
---
$259.91
26,733
-1.9
D
R
2/3/26 - 3:33:42 pm
8
    
 
DUGAS ERIC J
VP,CFO
JS
$147,369
567
---
2/2/26
---
$259.91
18,721
-2.9
D
R
2/3/26 - 3:32:29 pm
9
    
 
DIDERICH JEROEN
VP,PR,SO
JS
$27,291
105
---
2/2/26
---
$259.91
13,667
-0.8
D
R
2/3/26 - 3:31:32 pm
10
    
 
CURTIS GEORGE L
VP
JS
$64,718
249
---
2/2/26
---
$259.91
47,415
-0.5
D
---
2/3/26 - 3:30:30 pm
11
    
 
BATTLES MICHAEL LOUIS
CEO,DIR
JB
---
20,980
---
2/1/26
---
---
98,686
27.0
D
R
2/3/26 - 3:41:01 pm
12
    
 
WEBER BRIAN P
VP
JB
---
4,222
---
2/1/26
---
---
56,240
8.1
D
R
2/3/26 - 3:40:02 pm
13
    
 
UNDERWOOD REBECCA
PR,VP
JB
---
3,351
---
2/1/26
---
---
20,210
19.9
D
R
2/3/26 - 3:38:37 pm
14
    
 
HARRISON ROBERT W
VP
JB
---
1,433
---
2/1/26
---
---
7,034
25.6
D
R
2/3/26 - 3:37:45 pm
15
    
 
GERSTENBERG ERIC W
CEO
JB
---
20,980
---
2/1/26
---
---
66,500
46.1
D
R
2/3/26 - 3:36:42 pm
16
    
 
GEER CHARLES H II
VP
JB
---
2,346
---
2/1/26
---
---
10,963
27.2
D
R
2/3/26 - 3:35:33 pm
17
    
 
GABRIEL SHARON M
VP,CIO
JB
---
2,639
---
2/1/26
---
---
29,372
9.9
D
R
2/3/26 - 3:33:42 pm
18
    
 
DUGAS ERIC J
VP,CFO
JB
---
4,088
---
2/1/26
---
---
22,809
21.8
D
R
2/3/26 - 3:32:29 pm
19
    
 
DIDERICH JEROEN
VP,PR,SO
JB
---
4,188
---
2/1/26
---
---
17,855
30.6
D
R
2/3/26 - 3:31:32 pm
20
    
 
GABRIEL SHARON M
VP,CIO
JS
$123,102
525
---
1/2/26
---
$234.48
27,241
-1.9
D
---
1/5/26 - 4:03:30 pm
21
    
 
WELCH JOHN R
DIR
JS
---
415
---
12/17/25
---
---
10,987
-3.6
D
---
12/29/25 - 3:54:18 pm
22
1y
30
33%
21%
1
GERSTENBERG ERIC W
CEO
S
$144,781
601
---
12/16/25
---
$240.90
50,454
-1.2
D
---
12/17/25 - 8:21:20 am
23
    
 
UNDERWOOD REBECCA
PR,VP
JS
$12,276
51
---
12/15/25
---
$240.71
17,284
-0.3
D
---
12/17/25 - 3:57:21 pm
24
    
 
HARRISON ROBERT W
VP
JS
$3,851
16
---
12/15/25
---
$240.71
5,785
-0.3
D
---
12/17/25 - 8:23:06 am
25
    
 
GEER CHARLES H II
VP
JS
$6,740
28
---
12/15/25
---
$240.71
8,814
-0.3
D
---
12/17/25 - 8:22:16 am
26
    
 
CURTIS GEORGE L
VP
JS
---
1,000
---
12/9/25
---
---
47,664
-2.1
D
---
12/11/25 - 8:53:06 am
27
    
 
HARRISON ROBERT W
VP
JS
$27,882
122
---
12/1/25
---
$228.54
5,801
-2.1
D
---
12/3/25 - 8:58:28 am
28
    
 
STATES LAUREN
DIR
JS
---
245
---
11/13/25
---
---
11,496
-2.1
D
---
11/14/25 - 10:37:26 am
29
    
 
GEER CHARLES H II
VP
JS
$61,890
294
---
11/1/25
---
$210.51
8,842
-3.2
D
---
11/4/25 - 8:19:04 am
30
    
 
MCKIM ALAN S
CB,CTO,DIR
JS
---
12,850
---
9/16/25
---
---
2,342,461
-0.5
I
---
9/17/25 - 12:12:53 pm
31
    
 
ROBERTSON ANDREA
DIR
JS
---
430
---
8/5/25
---
---
9,458
-4.3
D
---
8/6/25 - 10:56:26 am
32
1y
3
100%
59%
1
BATTLES MICHAEL LOUIS
CEO,DIR
B
$467,000
2,000
---
8/1/25
---
$233.50
82,911
2.5
D
---
8/4/25 - 2:59:43 pm
33
1y
21
43%
9%
1
ROBERTSON ANDREA
DIR
S
$195,323
836
---
7/31/25
---
$233.64
9,888
-7.8
D
---
8/4/25 - 3:01:18 pm
34
    
 
GEER CHARLES H II
VP
3
---
---
---
7/22/25
---
---
9,136
---
D
---
7/30/25 - 1:58:31 pm
35
    
 
UNDERWOOD REBECCA
PR,VP
JS
$241,257
1,051
---
7/1/25
---
$229.55
17,335
-5.7
D
---
7/3/25 - 2:55:26 pm
36
    
 
BATTLES MICHAEL LOUIS
CEO,DIR
JS
$351,671
1,532
---
7/1/25
---
$229.55
80,911
-1.9
D
---
7/3/25 - 2:54:28 pm
37
    
 
GERSTENBERG ERIC W
CEO
JS
$129,466
564
---
7/1/25
---
$229.55
51,055
-1.1
D
---
7/3/25 - 2:53:28 pm
38
    
 
CURTIS GEORGE L
VP
JS
$91,590
399
---
7/1/25
---
$229.55
48,664
-0.8
D
---
7/3/25 - 2:52:39 pm
39
    
 
GABRIEL SHARON M
VP,CIO
JS
$120,514
525
---
7/1/25
---
$229.55
27,766
-1.9
D
---
7/3/25 - 2:51:33 pm
40
    
 
WEBER BRIAN P
VP
JS
$260,769
1,136
---
7/1/25
---
$229.55
53,412
-2.1
D
---
7/3/25 - 11:50:40 am
41
    
 
DUGAS ERIC J
VP,CFO
JS
$140,714
613
---
7/1/25
---
$229.55
19,288
-3.1
D
---
7/3/25 - 11:11:08 am
42
    
 
MCKIM ALAN S
CB,CTO,DIR
JS
$308,056
1,342
---
7/1/25
---
$229.55
34,027
-3.8
D
---
7/3/25 - 10:18:24 am
43
1y
25
40%
14%
1
WEBER BRIAN P
VP
S
$689,461
3,035
---
6/13/25
---
$227.17
54,548
-5.3
D
---
6/16/25 - 9:07:56 am
44
1y
30
33%
21%
1
GERSTENBERG ERIC W
CEO
S
$1,818,958
8,076
---
6/6/25
---
$225.23
51,619
-13.5
D
---
6/9/25 - 12:59:51 pm
45
1y
47
21%
27%
1
MCKIM ALAN S
CB,CTO,DIR
S
$22,446,950
100,000
6/4/25
6/5/25
---
$223.80
2,297,896
-4.2
I
---
6/6/25 - 11:57:53 am
46
    
 
DUGAS ERIC J
VP,CFO
JS
$182,793
806
---
6/2/25
---
$226.79
19,901
-3.9
D
---
6/3/25 - 3:25:49 pm
47
    
 
DIDERICH JEROEN
VP,PR,SO
JS
$349,257
1,540
---
6/2/25
---
$226.79
13,772
-10.1
D
---
6/3/25 - 3:24:40 pm
48
    
 
WELCH JOHN R
DIR
S
$285,638
1,250
---
5/28/25
---
$228.51
11,402
-9.9
D
---
5/29/25 - 8:42:35 am
49
    
 
SPEIGHTS ROBERT
PR
S
$233,517
1,022
---
5/27/25
---
$228.49
16,310
-5.9
D
---
5/28/25 - 12:29:19 pm
50
    
 
STATES LAUREN
DIR
JS
---
130
---
5/27/25
---
---
11,741
-1.1
D
---
5/28/25 - 8:39:18 am
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