David E. Wheadon - 22 May 2026 Form 4 Insider Report for Sotera Health Co (SHC)

Reporting relationship: Director
Issuer ticker: SHC
Reported as of: 22 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 May 2026, 17:19:20 UTC
Prior SEC filing: 14 May 2026
Source filing: View source filing
Reporting owner signature: Matthew J. Klaben, Attorney-in-Fact

Key filing fact

David E. Wheadon filed Form 4 for Sotera Health Co (SHC) on 27 May 2026.

Key facts

This page summarizes David E. Wheadon's Form 4 filing for Sotera Health Co (SHC).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 27 May 2026, 17:19.

Change

Previous filing in this sequence was filed on 14 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001789507 Primary reporting owner

Wheadon David E.

Relationship: Director
Address: C/O SOTERA HEALTH COMPANY, 9100 SOUTH HILLS SUITE 300, BROADVIEW HEIGHTS
Signature: Matthew J. Klaben, Attorney-in-Fact
Signature date: 27 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SHC transaction

Common Stock, $0.01 par value per share ("Common Stock")

Award

Transaction value
Shares: +14,970
Change %: +20%
Price: $0.000000^*
Shares after: 89,882
Date: 22 May 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of Common Stock, subject to vesting conditions. The RSUs will vest in full on the earlier of (i) the first anniversary of the date of grant, or (ii) the date immediately prior to the Issuer's next regular annual shareholders meeting, subject to the Reporting Person's continued service as a non-employee director of the Issuer through such date.

Footnote F2

These securities consist of 14,970 RSUs and 74,912 shares of Common Stock.

SEC remarks

The Power of Attorney for Mr. Wheadon is filed as an exhibit to the Form 3 filed with the Securities and Exchange Commission on May 28, 2021, which is hereby incorporated by reference.