Alexander Dimitrief - 31 Mar 2026 Form 4 Insider Report for Sotera Health Co (SHC)

Reporting relationship: Former SVP, GC and Sec.
Issuer ticker: SHC
Reported as of: 31 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 02 Apr 2026, 16:56:55 UTC
Prior SEC filing: 04 Mar 2026
Next SEC filing: 19 May 2026
Source filing: View source filing
Reporting owner signature: Matthew J. Klaben, Attorney-in-Fact

Key filing fact

Alexander Dimitrief filed Form 4 for Sotera Health Co (SHC) on 02 Apr 2026.

Key facts

This page summarizes Alexander Dimitrief's Form 4 filing for Sotera Health Co (SHC).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 02 Apr 2026, 16:56.

Change

Previous filing in this sequence was filed on 04 Mar 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 0001614732 Primary reporting owner

DIMITRIEF ALEXANDER

Relationship: Former SVP, GC and Sec.
Address: 9100 SOUTH HILLS BLVD, SUITE 300, BROADVIEW HEIGHTS
Signature: Matthew J. Klaben, Attorney-in-Fact
Signature date: 02 Apr 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")

Tax liability

Transaction value
Shares: -7,941
Change %: -2.5%
Price: $14.34^*
Shares after: 312,040
Date: 31 Mar 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

Alexander Dimitrief is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 1 footnote

Footnote F1

These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 17,135 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 4, 2024. This award was granted pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incentive Plan ("2020 Incentive Plan"). The 17,135 RSUs under this award vested pursuant to the terms of the RSU agreement upon the Reporting Person's retirement on March 31, 2026.

SEC remarks

The Power of Attorney for Mr. Dimitrief is filed as an exhibit to the Form 3 filed on November 8, 2022, which is hereby incorporated by reference.