---
schema_version: "secwatch.filing_event.v1"
accession: "0001822479-25-000050"
form_type: "8-K"
ticker: "SHC"
cik: "0001822479"
company_name: "Sotera Health Co"
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:41:40.946824+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Sotera Health Q3 net revenues +9.1% to $311M; adj EBITDA +12.2%; raises 2025 guidance

## Summary
- Q3 net revenues rose 9.1% to $311M; net income $48M ($0.17 diluted EPS) vs $17M ($0.06) a year ago.
- Adjusted EBITDA up 12.2% to $164M; Adjusted EPS $0.26 (+$0.09 YoY); constant-currency rev growth 8.0%.
- Nine-month 2025 net revenues $860M (+6.2%); net income $43M includes $34M pending EO settlement charge.
- 2025 guidance: reaffirms constant-currency revenue growth 4.5%-6.0%; raises adj EBITDA growth to 6.75%-7.75%.
- Sterigenics volumes strong; Nordion double-digit growth; Nelson Labs margin expansion.

## SEC filing metadata
- accession: 0001822479-25-000050
- form_type: 8-K
- ticker: SHC
- cik: 0001822479
- company_name: Sotera Health Co
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822479/000182247925000050/0001822479-25-000050-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822479/000182247925000050/shc-20251104.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001822479-25-000050
- JSON: https://secwatch.observer/filing/0001822479-25-000050.json
- Plain text: https://secwatch.observer/filing/0001822479-25-000050.txt

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