---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-197231"
form_type: "8-K"
ticker: "SHC"
cik: "0001822479"
company_name: "Sotera Health Co"
filed_at: "2025-09-05T23:59:59+00:00"
generated_at: "2026-05-17T08:03:24.756934+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Sotera Health selling stockholders sell 20M shares in secondary offering at $15.111/share

## Summary
- Selling stockholders sold 20,000,000 shares of common stock at $15.111 per share.
- Goldman Sachs & Co. LLC acted as sole underwriter for the offering.
- Company did not sell any shares and will not receive any proceeds from the sale.
- Underwriting agreement signed September 3, 2025; sale closed September 5, 2025.

## SEC filing metadata
- accession: 0001193125-25-197231
- form_type: 8-K
- ticker: SHC
- cik: 0001822479
- company_name: Sotera Health Co
- filed_at: 2025-09-05T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822479/000119312525197231/0001193125-25-197231-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822479/000119312525197231/d53656d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-197231
- JSON: https://secwatch.observer/filing/0001193125-25-197231.json
- Plain text: https://secwatch.observer/filing/0001193125-25-197231.txt

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