WARBURG PINCUS & CO. - 10 Nov 2025 SCHEDULE 13G/A Report for Sotera Health Co Common Stock, par value $0.01 per share (SHC)

Filing Manager
WARBURG PINCUS & CO.
Reporting Manager
WP XI Partners, L.P.
Security
Sotera Health Co Common Stock, par value $0.01 per share
Symbol
SHC
Shares outstanding
284M shares
Disclosed Ownership
73M shares
Ownership
25.7%
Form type
SCHEDULE 13G/A
Filing time
12 Nov 2025, 16:25:38 UTC
Date of event
10 Nov 2025
Previous filing
10 Sep 2025
SEC
View on sec.gov

Reporting Managers (16)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
WP XI Partners, L.P. 25.7% 73M 0 73M /s/ Warburg Pincus XI, L.P. Warburg Pincus XI, L.P / General Partner
WARBURG PINCUS PRIVATE EQUITY XI, L.P. 25.7% 73M 0 73M /s/ Harsha Marti Harsha Marti, Partner
WARBURG PINCUS XI PARTNERS, L.P. 25.7% 73M 0 73M /s/ Warburg Pincus XI, L.P. Warburg Pincus XI, L.P. / General Partner
WARBURG PINCUS PRIVATE EQUITY XI-B, L.P. 25.7% 73M 0 73M /s/ Warburg Pincus XI, L.P. Warburg Pincus XI, L.P. / General Partner
WARBURG PINCUS PRIVATE EQUITY XI-C, L.P. 25.7% 73M 0 73M /s/ Warburg Pincus (Cayman) XI, L.P. Warburg Pincus (Cayman) XI, L.P. / General Partner
BULL CO-INVEST L.P. 25.7% 73M 0 73M /s/ WP Bull Manager LLC WP Bull Manager LLC / General Partner
WARBURG PINCUS XI, L.P. 25.7% 73M 0 73M /s/ WP Global LLC WP Global LLC / General Partner
WP GLOBAL LLC 25.7% 73M 0 73M /s/ Warburg Pincus Partners II, L.P. Warburg Pincus Partners II, L.P. / Managing Member
WARBURG PINCUS PARTNERS II, L.P. 25.7% 73M 73M 0 /s/ Warburg Pincus Partners GP LLC Warburg Pincus Partners GP LLC / General Partner
WARBURG PINCUS PARTNERS GP LLC. 25.7% 73M 0 73M /s/ Warburg Pincus & Co. Warburg Pincus & Co. / Managing Member
WARBURG PINCUS & CO. 25.7% 73M 0 73M /s/ Harsha Marti Harsha Marti / Partner
WARBURG PINCUS (CAYMAN) XI, L.P. 25.7% 73M 0 73M /s/ Warburg Pincus XI-C, LLC Warburg Pincus XI-C, LLC / General Partner
WARBURG PINCUS XI-C, LLC. 25.7% 73M 0 73M /s/ Warburg Pincus Partners II (Cayman), L.P. Warburg Pincus Partners II (Cayman), L.P. / Managing Member
WARBURG PINCUS PARTNERS II (CAYMAN), L.P. 25.7% 73M 0 73M /s/ Warburg Pincus (Bermuda) Private Equity GP Ltd. Warburg Pincus (Bermuda) Private Equity GP Ltd. / General Partner
WARBURG PINCUS (BERMUDA) PRIVATE EQUITY GP LTD. 25.7% 73M 0 73M /s/ Harsha Marti Harsha Marti / Authorised Signatory
WARBURG PINCUS LLC 25.7% 73M 0 73M /s/ Harsha Marti Harsha Marti / Managing Director