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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: 2/21/25 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
$17.30 $28.00 $17.14 $11,780 681 5,380 0.0% 4.0% 103.04% 1.49%
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
    
 
GOURDIER BENOIT
VP
JS
$49,167
2,842
---
2/23/25
---
$17.30
74,082
-3.7
D
R
2/24/25 - 5:31:13 pm
2
    
 
ECK STEVEN W
VP,CAO
JS
$33,839
1,956
---
2/23/25
---
$17.30
46,455
-4.0
D
R
2/24/25 - 5:31:03 pm
3
    
 
HANKAMER BRITTANY
VP,HR
JS
$26,590
1,537
---
2/23/25
---
$17.30
50,401
-3.0
D
R
2/24/25 - 5:30:53 pm
4
    
 
SOKENU CLAUDIUS
VP,LO,CO
JS
$40,101
2,318
---
2/23/25
---
$17.30
58,080
-3.8
D
R
2/24/25 - 5:30:43 pm
5
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JS
$253,860
14,674
---
2/23/25
---
$17.30
1,459,791
-1.0
D
R
2/24/25 - 5:30:24 pm
6
    
 
BRAMWELL JAMES
VP,SO
JS
$59,564
3,443
---
2/23/25
---
$17.30
93,901
-3.5
D
---
2/24/25 - 5:30:14 pm
7
    
 
COUTURIER CHRISTOPHE
VP
JS
$26,054
1,506
---
2/23/25
---
$17.30
85,715
-1.7
D
R
2/24/25 - 5:30:02 pm
8
    
 
GOURDIER BENOIT
VP
JB
---
35,734
---
2/20/25
---
---
76,924
86.8
D
R
2/24/25 - 5:31:13 pm
9
    
 
ECK STEVEN W
VP,CAO
JB
---
18,867
---
2/20/25
---
---
48,411
63.9
D
R
2/24/25 - 5:31:03 pm
10
    
 
HANKAMER BRITTANY
VP,HR
JB
---
17,152
---
2/20/25
---
---
51,938
49.3
D
R
2/24/25 - 5:30:53 pm
11
    
 
SOKENU CLAUDIUS
VP,LO,CO
JB
---
21,440
---
2/20/25
---
---
60,398
55.0
D
R
2/24/25 - 5:30:43 pm
12
    
 
JONES R BRENT
VP,CFO
JB
---
80,045
---
2/20/25
---
---
106,810
299.1
D
R
2/24/25 - 5:30:33 pm
13
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JB
---
157,232
---
2/20/25
---
---
1,474,465
11.9
D
R
2/24/25 - 5:30:24 pm
14
    
 
COUTURIER CHRISTOPHE
VP
JB
---
12,864
---
2/20/25
---
---
87,221
17.3
D
R
2/24/25 - 5:30:02 pm
15
    
 
MAKIN LOUISE
DIR
JB
---
4,770
---
11/4/24
---
---
4,770
New
D
R
11/6/24 - 5:29:11 pm
16
    
 
MAKIN LOUISE
DIR
3
---
---
---
11/4/24
---
---
---
---
---
---
11/6/24 - 5:26:32 pm
17
    
 
GOURDIER BENOIT
VP
JS
$32,257
1,263
---
10/2/24
---
$25.54
41,190
-3.0
D
---
10/4/24 - 5:00:07 pm
18
    
 
ECK STEVEN W
VP,CAO
S
$88,337
3,525
---
9/5/24
---
$25.06
29,544
-10.7
D
---
9/6/24 - 4:54:37 pm
19
    
 
HANKAMER BRITTANY
VP,HR
JS
$4,513
180
---
8/14/24
---
$25.07
34,786
-0.5
D
---
8/16/24 - 4:39:31 pm
20
    
 
ECK STEVEN W
VP,CAO
JS
$35,765
1,337
---
7/31/24
---
$26.75
33,069
-3.9
D
---
8/1/24 - 4:47:21 pm
21
    
 
COUTURIER CHRISTOPHE
VP
S
$272,800
10,100
7/30/24
7/31/24
$27.00
$28.00
73,930
-12.0
D
---
8/1/24 - 4:47:10 pm
22
    
 
SOKENU CLAUDIUS
VP,LO,CO
JS
$69,839
3,122
---
7/24/24
---
$22.37
38,958
-7.4
D
---
7/26/24 - 5:54:05 pm
23
    
 
SAHIN KITTY
VP
JS
$81,529
3,931
---
7/18/24
---
$20.74
42,274
-8.5
D
---
7/22/24 - 5:05:03 pm
24
    
 
WALKER COREY
PR
JB
---
28,254
---
6/21/24
---
---
28,254
New
D
R
6/25/24 - 8:03:30 pm
25
    
 
WALKER COREY
PR
3
---
---
---
6/21/24
---
---
---
---
---
---
6/25/24 - 8:01:48 pm
26
    
 
MURTHY MALA
DIR
JB
---
8,477
---
5/9/24
---
---
27,109
45.5
D
R
5/13/24 - 4:29:48 pm
27
    
 
MASSARO JOSEPH R
DIR
JB
---
8,477
---
5/9/24
---
---
26,938
45.9
D
R
5/13/24 - 4:29:29 pm
28
    
 
SUMME GREGORY L
DIR
JB
---
8,477
---
5/9/24
---
---
41,011
26.1
D
R
5/13/24 - 4:29:07 pm
29
    
 
PEACOCK JONATHAN M
DIR
JB
---
8,477
---
5/9/24
---
---
194,624
4.6
D
R
5/13/24 - 4:28:51 pm
30
    
 
SEVERINO MICHAEL
DIR
JB
---
8,477
---
5/9/24
---
---
43,451
24.2
D
R
5/13/24 - 4:28:37 pm
31
    
 
ANDRES JUAN
DIR
JB
---
8,477
---
5/9/24
---
---
48,380
21.2
D
R
5/13/24 - 4:28:19 pm
32
    
 
CARETHERS JOHN
DIR
JB
---
8,477
---
5/9/24
---
---
28,758
41.8
D
R
5/13/24 - 4:28:02 pm
33
    
 
KANG LAN
DIR
JB
---
8,477
---
5/9/24
---
---
30,215
39.0
D
R
5/13/24 - 4:27:38 pm
34
    
 
STONE RANDY LEE
VP
JS
$166,345
6,762
---
4/16/24
---
$24.60
68,105
-9.0
D
---
4/18/24 - 5:10:55 pm
35
    
 
COUTURIER CHRISTOPHE
VP
JS
$14,720
569
---
4/5/24
---
$25.87
83,320
-0.7
D
---
4/8/24 - 5:05:39 pm
36
    
 
ECK STEVEN W
VP,CAO
AS
$94,447
3,685
---
3/8/24
---
$25.63
34,406
-9.7
D
10b
3/12/24 - 4:46:26 pm
37
    
 
BRAMWELL JAMES
VP,SO
S
$120,393
4,910
---
2/29/24
---
$24.52
96,233
-4.9
D
---
3/1/24 - 4:46:01 pm
38
    
 
COUTURIER CHRISTOPHE
VP
S
$320,705
13,074
---
2/29/24
---
$24.53
83,889
-13.5
D
---
3/1/24 - 4:42:39 pm
39
    
 
BRAMWELL JAMES
VP,SO
S
$151,911
6,203
---
2/27/24
---
$24.49
101,143
-5.8
D
R
2/27/24 - 5:02:53 pm
40
    
 
ECK STEVEN W
VP,CAO
JS
$33,238
1,365
2/23/24
2/25/24
---
$24.35
26,387
-4.9
D
---
2/26/24 - 6:57:38 pm
41
    
 
STUBBLEFIELD MICHAEL
PR,CEO,DIR
JS
$1,614,036
65,879
2/22/24
2/25/24
---
$24.35
1,111,751
-5.6
D
R
2/26/24 - 6:56:56 pm
42
    
 
HANKAMER BRITTANY
VP,HR
JS
$29,877
1,227
2/23/24
2/25/24
---
$24.35
23,673
-4.9
D
---
2/26/24 - 6:56:02 pm
43
    
 
BRAMWELL JAMES
VP,SO
JS
$143,787
5,877
2/22/24
2/25/24
---
$24.35
86,813
-6.3
D
R
2/26/24 - 6:55:40 pm
44
    
 
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
45
    
 
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
46
    
 
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
47
    
 
STONE RANDY LEE
VP
JB
---
25,667
---
2/23/24
---
---
74,867
52.2
D
R
2/27/24 - 5:04:45 pm
48
    
 
HANKAMER BRITTANY
VP,HR
JB
---
11,293
---
2/23/24
---
---
34,966
47.7
D
R
2/27/24 - 5:04:30 pm
49
    
 
ECK STEVEN W
VP,CAO
JB
---
11,704
---
2/23/24
---
---
38,091
44.4
D
R
2/27/24 - 5:04:04 pm
50
    
 
COUTURIER CHRISTOPHE
VP
JB
---
9,240
---
2/23/24
---
---
96,963
10.5
D
R
2/27/24 - 5:03:44 pm
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