---
schema_version: "secwatch.filing_event.v1"
accession: "0001822479-23-000065"
form_type: "8-K"
ticker: "SHC"
cik: "0001822479"
company_name: "Sotera Health Co"
filed_at: "2023-11-13T23:59:59+00:00"
generated_at: "2026-06-08T05:23:16.946419+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Sotera Health appoints Karen A. Flynn as new director, board expanded to 11

## Summary
- Board increased from 10 to 11 members; Karen A. Flynn appointed effective Nov 13, 2023.
- Flynn most recently served as Interim President of BioModalities at Catalent Pharma Solutions.
- She is deemed independent under Nasdaq rules and will serve as Class II director until 2025 annual meeting.
- She will receive standard non-employee director compensation (annual cash retainer + RSU grant).
- No arrangements or transactions requiring disclosure; enters customary indemnification agreement.

## SEC filing metadata
- accession: 0001822479-23-000065
- form_type: 8-K
- ticker: SHC
- cik: 0001822479
- company_name: Sotera Health Co
- filed_at: 2023-11-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822479/000182247923000065/0001822479-23-000065-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822479/000182247923000065/shc-20231113.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001822479-23-000065
- JSON: https://secwatch.observer/filing/0001822479-23-000065.json
- Plain text: https://secwatch.observer/filing/0001822479-23-000065.txt

## Key facts
- Executive change
  Karen A. Flynn was appointed as director at Sotera Health Co.
  - Action: appointed
  - Role: director
  source text: On November 13, 2023, the Board of Directors (the “Board”) of Sotera Health Company (the “Company”) increased the size of the Board from ten to eleven and appointed Karen A. Flynn to serve as a director of the Company effective November 13, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1822479/000182247923000065/0001822479-23-000065-index.htm

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