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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
AVANTOR INC: AVTR
Price: 3/28/25 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
$16.18 $28.00 $15.37 $11,017 681 6,478 0.0% 4.7% 103.31% 1.29%
Exch Sector Industry Sub-Industry
NYSE Construction Building Construction General Contractors And Operative Builders Operative Builders
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#
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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
    
 
COUTURIER CHRISTOPHE
VP
JS
$100,575
4,105
2/22/24
2/25/24
---
$24.35
87,723
-4.5
D
R
2/26/24 - 6:55:27 pm
2
    
 
SAHIN KITTY
VP
JS
$25,787
1,059
---
2/24/24
---
$24.35
33,885
-3.0
D
---
2/26/24 - 6:56:19 pm
3
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JB
---
107,802
---
2/23/24
---
---
1,219,553
9.7
D
R
2/27/24 - 5:05:14 pm
4
    
 
STONE RANDY LEE
VP
JB
---
25,667
---
2/23/24
---
---
74,867
52.2
D
R
2/27/24 - 5:04:45 pm
5
    
 
HANKAMER BRITTANY
VP,HR
JB
---
11,293
---
2/23/24
---
---
34,966
47.7
D
R
2/27/24 - 5:04:30 pm
6
    
 
ECK STEVEN W
VP,CAO
JB
---
11,704
---
2/23/24
---
---
38,091
44.4
D
R
2/27/24 - 5:04:04 pm
7
    
 
COUTURIER CHRISTOPHE
VP
JB
---
9,240
---
2/23/24
---
---
96,963
10.5
D
R
2/27/24 - 5:03:44 pm
8
    
 
SAHIN KITTY
VP
JB
---
12,320
---
2/23/24
---
---
46,205
36.4
D
R
2/27/24 - 5:03:22 pm
9
    
 
BRAMWELL JAMES
VP,SO
JB
---
20,533
---
2/23/24
---
---
107,346
23.7
D
R
2/27/24 - 5:02:53 pm
10
    
 
JONES R BRENT
VP,CFO
JB
---
25,667
---
2/23/24
---
---
25,667
New
D
R
2/27/24 - 5:02:24 pm
11
    
 
GOURDIER BENOIT
VP
JB
---
25,667
---
2/23/24
---
---
42,453
152.9
D
R
2/27/24 - 5:02:04 pm
12
    
 
SOKENU CLAUDIUS
VP,LO,CO
JB
---
17,453
---
2/23/24
---
---
42,080
70.9
D
R
2/27/24 - 5:01:48 pm
13
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JB
---
99,075
---
2/22/24
---
---
1,177,630
9.2
D
R
2/26/24 - 6:56:56 pm
14
    
 
BRAMWELL JAMES
VP,SO
JB
---
7,432
---
2/22/24
---
---
92,690
8.7
D
R
2/26/24 - 6:55:40 pm
15
    
 
COUTURIER CHRISTOPHE
VP
JB
---
9,290
---
2/22/24
---
---
91,828
11.3
D
R
2/26/24 - 6:55:27 pm
16
    
 
HANKAMER BRITTANY
VP,HR
JS
$6,950
289
---
2/20/24
---
$24.05
24,900
-1.1
D
---
2/22/24 - 5:04:57 pm
17
    
 
BRAMWELL JAMES
VP,SO
JS
$29,245
1,216
---
2/20/24
---
$24.05
85,258
-1.4
D
---
2/22/24 - 5:04:39 pm
18
    
 
ECK STEVEN W
VP,CAO
JS
$10,462
435
---
2/20/24
---
$24.05
27,752
-1.5
D
---
2/22/24 - 5:03:59 pm
19
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JS
$233,550
9,711
---
2/20/24
---
$24.05
1,078,555
-0.9
D
---
2/22/24 - 5:03:14 pm
20
    
 
COUTURIER CHRISTOPHE
VP
JS
$33,478
1,392
---
2/20/24
---
$24.05
82,538
-1.7
D
---
2/22/24 - 5:02:48 pm
21
    
 
LEWIS SHERI
VP,OO
JS
$104,013
4,556
---
12/31/23
---
$22.83
70,692
-6.1
D
---
1/3/24 - 4:56:43 pm
22
    
 
GOURDIER BENOIT
VP
3
---
---
---
10/2/23
---
---
---
---
---
---
10/4/23 - 4:37:18 pm
23
    
 
ECK STEVEN W
VP,CAO
S
$156,389
7,577
---
9/7/23
---
$20.64
28,187
-21.2
D
---
9/7/23 - 5:01:42 pm
24
    
 
HANKAMER BRITTANY
VP,HR
JS
$6,705
309
---
9/5/23
---
$21.70
25,189
-1.2
D
---
9/5/23 - 4:58:27 pm
25
    
 
VANDERHAEGEN FREDERIC
VP
S
$536,750
25,000
---
8/25/23
---
$21.47
160,735
-13.5
D
---
8/28/23 - 4:10:18 pm
26
    
 
HANKAMER BRITTANY
VP,HR
3
---
---
---
8/23/23
---
---
25,498
---
D
R
8/24/23 - 5:04:50 pm
27
    
 
JONES R BRENT
VP,CFO
3
---
---
---
8/7/23
---
---
---
---
---
---
8/9/23 - 4:31:51 pm
28
    
 
ECK STEVEN W
VP,CAO
JB
---
14,584
---
7/31/23
---
---
35,764
68.9
D
R
8/2/23 - 5:05:30 pm
29
    
 
SOKENU CLAUDIUS
VP,LO,CO
JB
---
24,627
---
7/24/23
---
---
24,627
New
D
R
7/26/23 - 6:56:53 pm
30
    
 
SOKENU CLAUDIUS
VP,LO,CO
3
---
---
---
7/24/23
---
---
---
---
---
---
7/26/23 - 6:56:00 pm
31
    
 
SAHIN KITTY
VP
JS
$82,590
3,931
---
7/18/23
---
$21.01
34,944
-10.1
D
---
11/29/23 - 6:11:52 pm
32
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JS
---
40,000
---
5/26/23
---
---
1,032,937
-3.7
D
---
5/30/23 - 4:28:57 pm
33
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JB
---
40,000
---
5/26/23
---
---
469,500
9.3
I
---
5/30/23 - 4:28:57 pm
34
    
 
COUTURIER CHRISTOPHE
VP
JS
$318,518
15,706
---
5/17/23
---
$20.28
82,944
-15.9
D
---
5/19/23 - 4:20:45 pm
35
    
 
MILLER JUSTIN
VP,GC
JS
$252,466
12,449
---
5/17/23
---
$20.28
93,336
-11.8
D
---
5/19/23 - 4:20:24 pm
36
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JS
$2,153,736
106,200
---
5/17/23
---
$20.28
1,172,937
-8.3
D
---
5/19/23 - 4:20:02 pm
37
    
 
BROPHY GERARD
VP
JS
$399,171
19,683
---
5/17/23
---
$20.28
89,032
-18.1
D
---
5/19/23 - 4:19:37 pm
38
    
 
ECK STEVEN W
VP,CAO
JS
$11,215
553
---
5/17/23
---
$20.28
21,180
-2.5
D
---
5/19/23 - 4:19:09 pm
39
    
 
VANDERHAEGEN FREDERIC
VP
JS
$44,819
2,210
---
5/17/23
---
$20.28
185,735
-1.2
D
---
5/19/23 - 4:18:39 pm
40
    
 
SZLOSEK THOMAS A
VP,CFO
JS
$471,733
23,261
---
5/17/23
---
$20.28
77,489
-23.1
D
---
5/19/23 - 4:18:09 pm
41
    
 
BRAMWELL JAMES
VP
JS
$383,637
18,917
---
5/17/23
---
$20.28
85,393
-18.1
D
---
5/19/23 - 4:17:37 pm
42
    
 
SEVERINO MICHAEL
DIR
JB
---
9,808
---
5/11/23
---
---
34,974
39.0
D
R
5/15/23 - 4:47:13 pm
43
    
 
SUMME GREGORY L
DIR
JB
---
9,808
---
5/11/23
---
---
32,534
43.2
D
R
5/15/23 - 4:46:49 pm
44
    
 
MURTHY MALA
DIR
JB
---
9,808
---
5/11/23
---
---
18,632
111.2
D
R
5/15/23 - 4:46:34 pm
45
    
 
CARETHERS JOHN
DIR
JB
---
9,808
---
5/11/23
---
---
20,281
93.7
D
R
5/15/23 - 4:46:06 pm
46
    
 
PEACOCK JONATHAN M
DIR
JB
---
9,808
---
5/11/23
---
---
186,147
5.6
D
R
5/15/23 - 4:45:43 pm
47
    
 
KANG LAN
DIR
JB
---
9,808
---
5/11/23
---
---
21,738
82.2
D
R
5/15/23 - 4:45:23 pm
48
    
 
MASSARO JOSEPH R
DIR
JB
---
9,808
---
5/11/23
---
---
18,461
113.3
D
R
5/15/23 - 4:44:56 pm
49
    
 
ANDRES JUAN
DIR
JB
---
9,808
---
5/11/23
---
---
39,903
32.6
D
R
5/15/23 - 4:44:38 pm
50
    
 
SHAW CHRISTI
DIR
JB
---
9,808
---
5/11/23
---
---
36,271
37.1
D
R
5/15/23 - 4:44:16 pm
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