---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-21-019666"
form_type: "8-K"
ticker: "AVNS"
cik: "0001606498"
company_name: "AVANOS MEDICAL, INC."
filed_at: "2021-10-05T23:59:59+00:00"
generated_at: "2026-06-28T22:58:37.982274+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Avanos Medical CAO resigns; CFO Greiner assumes principal accounting officer role

## Summary
- Renato Negro resigns as Chief Accounting Officer, effective Oct 22, 2021.
- Michael C. Greiner appointed as principal accounting officer, effective Oct 22, 2021.
- Greiner has served as SVP and CFO since Jan 1, 2020; previously CFO of AngioDynamics (ANGO).
- No family relationships or related-party transactions with Greiner reported.

## SEC filing metadata
- accession: 0001628280-21-019666
- form_type: 8-K
- ticker: AVNS
- cik: 0001606498
- company_name: AVANOS MEDICAL, INC.
- filed_at: 2021-10-05T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1606498/000162828021019666/0001628280-21-019666-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1606498/000162828021019666/avns-20210929.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-21-019666
- JSON: https://secwatch.observer/filing/0001628280-21-019666.json
- Plain text: https://secwatch.observer/filing/0001628280-21-019666.txt

## Key facts
- Executive change
  Michael C. Greiner was appointed as principal accounting officer at AVANOS MEDICAL, INC..
  - Action: appointed
  - Role: principal accounting officer
  source text: The Company has appointed Michael C. Greiner as principal accounting officer, effective as of October 22, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1606498/000162828021019666/0001628280-21-019666-index.htm
- Executive change
  Renato Negro resigned as Chief Accounting Officer at AVANOS MEDICAL, INC..
  - Action: resigned
  - Role: Chief Accounting Officer
  source text: Renato Negro notified the Company that he is resigning from his position as Chief Accounting Officer, effective as of October 22, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1606498/000162828021019666/0001628280-21-019666-index.htm

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