Sotera Health Co (SHC) - Insider Holders & Insider Ownership

List of insiders holdings for Sotera Health Co:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1GTCR INVESTMENT XI LLC
GTCR FUND XI
GTCR FUND XI
GTCR CO-INVEST XI LP
GTCR PARTNERS XI/A&C LP
Director
10% Owner		2026-03-10 18:24:4231,838,253
0		31,838,253Form 13G
2WARBURG PINCUS & CO.
Warburg Pincus (Bermuda) Private Equity GP Ltd.
Warburg Pincus (Cayman) XI L.P.
WARBURG PINCUS LLC
Warburg Pincus Partners GP LLC
Warburg Pincus Partners II (Cayman) L.P.
Warburg Pincus Private Equity XI-C L.P.
Warburg Pincus XI-C LLC
Director
10% Owner		2026-03-10 19:50:420
19,102,952		19,102,952Form 4
3WARBURG PINCUS & CO.
Bull Co-Invest L.P.
Warburg Pincus Private Equity XI L.P.
Bull Holdco L.P.
Warburg Pincus Partners II L.P.
Warburg Pincus Private Equity XI-B L.P.
Warburg Pincus XI Partners L.P.
Warburg Pincus XI L.P.
WP Global LLC
WP XI Partners L.P.
Director
10% Owner		2026-03-10 19:49:100
19,102,952		19,102,952Form 4
4Petras Michael B. Jr.
Chairman & CEO		2026-03-04 21:17:59872,341
4,819,393		5,691,734Form 4
5Leffler Scott J.
CFO and Treasurer		2022-03-04 16:13:341,058,037
0		1,058,037Form 4
6Rutz Michael P
President of Sterigenics		2026-03-04 20:51:09516,607
0		516,607Form 4
7Klaben Matthew J
Interim SVP, GC and Secretary		2022-10-07 16:24:47194,214
314,286		508,500Form 3
8DIMITRIEF ALEXANDER
Former SVP, GC and Sec.		2026-04-02 16:56:55312,040
0		312,040Form 4
9Lyons Jonathan M.
Sr. Vice President, CFO		2026-03-04 20:54:25270,256
0		270,256Form 4
10Hammons Terry
SVP, GC and Secretary		2022-03-04 16:14:30126,404
0		126,404Form 4
11Klee Ann R.
Director		2025-05-27 16:41:24125,956
0		125,956Form 4
12MIHAS CONSTANTINE S
Director		2025-05-27 16:42:5380,781
0		80,781Form 4
13Neary James
Director		2025-05-27 16:44:0480,781
0		80,781Form 4
14PETRELLA VINCENT K
Director		2025-05-27 16:45:3180,781
0		80,781Form 4
15CUNNINGHAM SEAN LAURENCE
Director		2025-05-27 16:39:4580,781
0		80,781Form 4
16Chen Ruoxi
Director		2025-05-27 16:38:0880,781
0		80,781Form 4
17Wheadon David E.
Director		2025-05-27 16:46:5174,912
0		74,912Form 4
18Donnini David
Director		2024-05-29 16:34:2361,649
0		61,649Form 4
19Knauss Robert Brown
Director		2025-05-27 16:48:1154,933
0		54,933Form 4
20Flynn Karen
Director		2025-05-27 16:49:2739,221
0		39,221Form 4
21GEVEDA STEPHANIE
Director		2022-05-31 17:39:1425,848
0		25,848Form 4
22Simon Christopher
Director		2025-05-27 16:36:4019,132
0		19,132Form 4
23Kyle Richard G
Director		2026-02-13 17:16:350
0		0Form 3
24BIEHL MICHAEL F
Interim CFO		2022-07-26 17:02:580
0		0Form 3
25Krause Kenneth D.
Director		2026-03-20 16:53:140
0		0Form 3