---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-096983"
form_type: "8-K"
ticker: "SHC"
cik: "0001822479"
company_name: "Sotera Health Co"
filed_at: "2026-03-06T23:59:59+00:00"
generated_at: "2026-05-15T18:54:20.522630+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Sotera Health selling stockholders launch 25M-share secondary offering at $15.27 each

## Summary
- Selling stockholders sold 25 million shares at $15.27 per share; company receives no proceeds.
- None of Sotera's executive officers participated in the offering; no dilution to existing shareholders.
- Underwriter is Wells Fargo Securities; offering closed on March 6, 2026.
- Total offering value approximately $382 million based on the offering price.

## SEC filing metadata
- accession: 0001193125-26-096983
- form_type: 8-K
- ticker: SHC
- cik: 0001822479
- company_name: Sotera Health Co
- filed_at: 2026-03-06T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822479/000119312526096983/0001193125-26-096983-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822479/000119312526096983/d76958d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-096983
- JSON: https://secwatch.observer/filing/0001193125-26-096983.json
- Plain text: https://secwatch.observer/filing/0001193125-26-096983.txt

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