Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Checkbox not checked   Rule 13d-1(b)
Checkbox checked   Rule 13d-1(c)
Checkbox not checked   Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G



 
Darsana Capital Partners LP
 
Signature:By: Darsana Capital Partners GP LLC, Its General Partner, By: /s/ Anand Desai
Name/Title:Anand Desai / Chief Executive Officer
Date:11/14/2025
 
Darsana Capital Partners GP LLC
 
Signature:/s/ Anand Desai
Name/Title:Anand Desai / Chief Executive Officer
Date:11/14/2025
 
Darsana Master Fund LP
 
Signature:By: Darsana Capital GP LLC, Its General Partner, By: /s/ Anand Desai
Name/Title:Anand Desai / Chief Executive Officer
Date:11/14/2025
 
Darsana Capital GP LLC
 
Signature:/s/ Anand Desai
Name/Title:Anand Desai / Chief Executive Officer
Date:11/14/2025
 
Anand Desai
 
Signature:/s/ Anand Desai
Name/Title:Anand Desai
Date:11/14/2025

Comments accompanying signature:  * Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his, her or its pecuniary interest therein, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose. To the extent that "ownership of 5 percent or less of a class" was indicated in Item 5, such response only applies to the Reporting Person(s) that indicated elsewhere herein that it beneficially owns five percent (5%) or less of the class.
Exhibit Information

Exhibit A - Joint Filing Agreement Exhibit B - Control Person Identification

 

Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G Amendment No. 1 dated November 14, 2025 relating to the Common Stock, $0.01 par value per share, of Sotera Health Company shall be filed on behalf of the undersigned.

 

DARSANA CAPITAL PARTNERS LP

By: Darsana Capital Partners GP LLC,

Its General Partner

 

By: /s/ Anand Desai

  Name: Anand Desai
  Title: Chief Executive Officer

 

 

 

DARSANA CAPITAL PARTNERS GP LLC

 

By: /s/ Anand Desai

  Name: Anand Desai
  Title: Chief Executive Officer

 

 

 

DARSANA MASTER FUND LP

By: Darsana Capital GP LLC,

Its General Partner

 

By: /s/ Anand Desai

  Name: Anand Desai
  Title: Chief Executive Officer

 

 

 

DARSANA CAPITAL GP LLC

 

By: /s/ Anand Desai

  Name: Anand Desai
  Title: Chief Executive Officer

 

 

 

ANAND DESAI

 

By: /s/ Anand Desai

 

 

 

 

 

Exhibit B

CONTROL PERSON IDENTIFICATION

Darsana Capital Partners LP is the relevant entity for which each of Darsana Capital Partners GP LLC and Anand Desai may be considered a control person.