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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:
SOTERA HEALTH CO: SHC
Price: 5/29/26 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
$15.64 $19.85 $10.80 $4,460 285 3,604 0.0% 8.0% 90.25% 2.32%
Exch Sector Industry Sub-Industry
NasdaqGS Services Health Services Services- Misc Health & Allied Services, N E C
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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
    
 
SHADER ALTON
CEO,DIR
JB
---
579,573
---
5/26/26
---
---
579,573
New
D
---
5/27/26 - 5:54:27 pm
2
    
 
SHADER ALTON
CEO,DIR
3
---
---
---
5/26/26
---
---
---
---
---
---
5/27/26 - 5:47:15 pm
3
    
 
KLEE ANN R
DIR
JB
---
14,970
---
5/22/26
---
---
140,926
11.9
D
R
5/27/26 - 8:27:22 pm
4
    
 
KYLE RICHARD G
DIR
JB
---
14,970
---
5/22/26
---
---
14,970
New
D
R
5/27/26 - 5:43:01 pm
5
    
 
KRAUSE KENNETH D
DIR
JB
---
14,970
---
5/22/26
---
---
14,970
New
D
R
5/27/26 - 5:40:51 pm
6
    
 
CUNNINGHAM SEAN LAURENCE
DIR
JB
---
14,970
---
5/22/26
---
---
95,751
18.5
D
R
5/27/26 - 5:38:30 pm
7
    
 
FLYNN KAREN
DIR
JB
---
14,970
---
5/22/26
---
---
54,191
38.2
D
R
5/27/26 - 5:36:23 pm
8
    
 
NEARY JAMES
DIR
JB
---
14,970
---
5/22/26
---
---
95,751
18.5
D
R
5/27/26 - 5:28:07 pm
9
    
 
PETRELLA VINCENT K
DIR
JB
---
14,970
---
5/22/26
---
---
95,751
18.5
D
R
5/27/26 - 5:25:58 pm
10
    
 
CHEN RUOXI
DIR
JB
---
14,970
---
5/22/26
---
---
95,751
18.5
D
R
5/27/26 - 5:23:34 pm
11
    
 
SIMON CHRISTOPHER
DIR
JB
---
14,970
---
5/22/26
---
---
34,102
78.2
D
R
5/27/26 - 5:21:37 pm
12
    
 
WHEADON DAVID E
DIR
JB
---
14,970
---
5/22/26
---
---
89,882
20.0
D
R
5/27/26 - 5:19:20 pm
13
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$289,753,568
19,102,952
---
5/13/26
---
$15.17
---
All
I
---
5/15/26 - 4:54:04 pm
14
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$289,753,568
19,102,952
---
5/13/26
---
$15.17
---
All
I
---
5/15/26 - 4:48:45 pm
15
    
 
GTCR INVESTMENT XI LLC
DIR,BO
JS*
$193,169,040
12,735,301
---
5/13/26
---
$15.17
---
All
I
---
5/15/26 - 4:41:26 pm
16
    
 
OSTROWSKI ERIKA
VP,GC,SEC
3
---
---
---
4/1/26
---
---
57,538
---
D
R
4/8/26 - 4:02:10 pm
17
    
 
DIMITRIEF ALEXANDER
VP,GC,SEC
JS
$113,874
7,941
---
3/31/26
---
$14.34
312,040
-2.5
D
R
4/2/26 - 4:56:55 pm
18
    
 
KRAUSE KENNETH D
DIR
3
---
---
---
3/16/26
---
---
---
---
---
---
3/20/26 - 4:53:14 pm
19
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$229,050,000
15,000,000
---
3/6/26
---
$15.27
19,102,952
-44.0
I
---
3/10/26 - 7:50:42 pm
20
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$229,050,000
15,000,000
---
3/6/26
---
$15.27
19,102,952
-44.0
I
---
3/10/26 - 7:49:10 pm
21
    
 
GTCR INVESTMENT XI LLC
DIR,BO
JS*
$152,700,000
10,000,000
---
3/6/26
---
$15.27
12,735,301
-44.0
I
---
3/10/26 - 6:10:40 pm
22
    
 
PETRAS MICHAEL B JR
CB,CEO,DIR
JS
$3,027,625
190,297
---
3/2/26
---
$15.91
452,179
-29.6
D
R
3/4/26 - 9:17:59 pm
23
    
 
PETRAS MICHAEL B JR
CB,CEO,DIR
JB
---
329,934
---
3/2/26
---
---
692,427
91.0
D
R
3/4/26 - 9:17:59 pm
24
    
 
DIMITRIEF ALEXANDER
VP,GC,SEC
JS
$502,120
31,560
---
3/2/26
---
$15.91
319,981
-9.0
D
R
3/4/26 - 8:55:56 pm
25
    
 
DIMITRIEF ALEXANDER
VP,GC,SEC
JB
---
16,816
---
3/2/26
---
---
343,600
5.1
D
R
3/4/26 - 8:55:56 pm
26
    
 
LYONS JONATHAN M
VP,CFO
JS
$608,939
38,274
---
3/2/26
---
$15.91
169,265
-18.4
D
R
3/4/26 - 8:54:25 pm
27
    
 
LYONS JONATHAN M
VP,CFO
JB
---
77,292
---
3/2/26
---
---
228,620
51.1
D
R
3/4/26 - 8:54:25 pm
28
    
 
RUTZ MICHAEL P
PR
JS
$409,221
25,721
---
3/2/26
---
$15.91
439,056
-5.5
D
R
3/4/26 - 8:51:09 pm
29
    
 
RUTZ MICHAEL P
PR
JB
---
59,796
---
3/2/26
---
---
484,279
14.1
D
R
3/4/26 - 8:51:09 pm
30
    
 
KYLE RICHARD G
DIR
3
---
---
---
2/4/26
---
---
---
---
---
---
2/13/26 - 5:16:35 pm
31
    
 
PETRAS MICHAEL B JR
CB,CEO,DIR
S
$5,196,489
315,896
---
12/8/25
---
$16.45
552,790
-36.4
D
---
12/10/25 - 4:43:00 pm
32
    
 
PETRAS MICHAEL B JR
CB,CEO,DIR
S
$7,141,011
434,104
---
12/8/25
---
$16.45
---
All
I
---
12/10/25 - 4:43:00 pm
33
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$158,727,600
9,720,000
---
12/3/25
---
$16.33
34,102,952
-22.2
I
---
12/5/25 - 8:47:40 pm
34
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$158,727,600
9,720,000
---
12/3/25
---
$16.33
34,102,952
-22.2
I
---
12/5/25 - 8:43:16 pm
35
    
 
GTCR INVESTMENT XI LLC
DIR,BO
JS*
$105,818,400
6,480,000
---
12/3/25
---
$16.33
22,735,300
-22.2
I
---
12/5/25 - 8:10:14 pm
36
    
 
GTCR INVESTMENT XI LLC
DIR,BO
JS*
$187,812,000
12,000,000
---
11/10/25
---
$15.65
29,215,300
-29.1
I
---
11/12/25 - 5:06:21 pm
37
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$281,718,016
18,000,000
---
11/10/25
---
$15.65
43,822,952
-29.1
I
---
11/12/25 - 4:18:05 pm
38
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$281,718,016
18,000,000
---
11/10/25
---
$15.65
43,822,952
-29.1
I
---
11/12/25 - 4:11:56 pm
39
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$181,332,000
12,000,000
---
9/5/25
---
$15.11
61,822,952
-16.3
I
---
9/9/25 - 9:41:32 pm
40
1y
6
100%
-11%
8
WARBURG PINCUS AND CO
DIR,BO
JS*
$181,332,000
12,000,000
---
9/5/25
---
$15.11
61,822,952
-16.3
I
---
9/9/25 - 9:37:53 pm
41
    
 
GTCR INVESTMENT XI LLC
DIR,BO
JS*
$120,888,000
8,000,000
---
9/5/25
---
$15.11
41,215,300
-16.3
I
---
9/9/25 - 8:41:57 pm
42
1y
2
100%
-22%
2
RUTZ MICHAEL P
PR
S
$2,074,306
126,611
---
8/22/25
---
$16.38
450,204
-22.0
D
---
8/26/25 - 6:08:01 pm
43
    
 
LYONS JONATHAN M
VP,CFO
JS
$128,775
11,508
---
8/5/25
---
$11.19
189,602
-5.7
D
R
8/7/25 - 6:09:02 pm
44
    
 
FLYNN KAREN
DIR
JB
---
19,132
---
5/22/25
---
---
39,221
95.2
D
R
5/27/25 - 4:49:27 pm
45
    
 
KNAUSS ROBERT BROWN
DIR
JB
---
19,132
---
5/22/25
---
---
54,933
53.4
D
R
5/27/25 - 4:48:11 pm
46
    
 
WHEADON DAVID E
DIR
JB
---
19,132
---
5/22/25
---
---
74,912
34.3
D
R
5/27/25 - 4:46:51 pm
47
    
 
PETRELLA VINCENT K
DIR
JB
---
19,132
---
5/22/25
---
---
80,781
31.0
D
R
5/27/25 - 4:45:31 pm
48
    
 
NEARY JAMES
DIR
JB
---
19,132
---
5/22/25
---
---
80,781
31.0
D
R
5/27/25 - 4:44:04 pm
49
    
 
MIHAS CONSTANTINE S
DIR
JB
---
19,132
---
5/22/25
---
---
80,781
31.0
D
R
5/27/25 - 4:42:53 pm
50
    
 
KLEE ANN R
DIR
JB
---
19,132
---
5/22/25
---
---
125,956
17.9
D
R
5/27/25 - 4:41:24 pm
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