---
schema_version: "secwatch.filing_event.v1"
accession: "0001822479-25-000036"
form_type: "8-K"
ticker: "SHC"
cik: "0001822479"
company_name: "Sotera Health Co"
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T02:31:24.756558+00:00"
event_type: "litigation"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Sotera Health subsidiary Sterigenics settles 129 EO claims for $34M

## Summary
- Sterigenics enters binding term sheet to resolve 129 ethylene oxide (EO) claims for $34,000,000.
- Settlement includes 10 claims set for trial in Oct 2025 and Mar 2026; process expected 60–90 days.
- Settlement conditioned on 100% claimant participation, stays of trials, and court good-faith determination; Sterigenics can waive participation requirement.
- Sterigenics denies any liability; term sheet explicitly states no admission of hazard from Willowbrook facility.
- The settlement dismisses claims with prejudice and covers 56 pending lawsuits and 63 unfiled claims.

## SEC filing metadata
- accession: 0001822479-25-000036
- form_type: 8-K
- ticker: SHC
- cik: 0001822479
- company_name: Sotera Health Co
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: litigation
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822479/000182247925000036/0001822479-25-000036-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822479/000182247925000036/shc-20250723.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001822479-25-000036
- JSON: https://secwatch.observer/filing/0001822479-25-000036.json
- Plain text: https://secwatch.observer/filing/0001822479-25-000036.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.