---
schema_version: "secwatch.filing_event.v1"
accession: "0001722482-23-000179"
form_type: "8-K"
ticker: "AVTR"
cik: "0001722482"
company_name: "Avantor, Inc."
filed_at: "2023-09-26T23:59:59+00:00"
generated_at: "2026-06-10T08:44:26.496018+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Avantor EVP Biopharma Production Gerard Brophy to retire, step down Oct 2, 2023

## Summary
- Gerard Brophy will step down as EVP Biopharma Production on October 2, 2023.
- He will retire from the company effective February 29, 2024.
- After retirement, Brophy will remain Chair of the Scientific Advisory Board and advisor to the company.
- Brophy was a named executive officer in Avantor's 2023 proxy statement.

## SEC filing metadata
- accession: 0001722482-23-000179
- form_type: 8-K
- ticker: AVTR
- cik: 0001722482
- company_name: Avantor, Inc.
- filed_at: 2023-09-26T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1722482/000172248223000179/0001722482-23-000179-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1722482/000172248223000179/avtr-20230921.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001722482-23-000179
- JSON: https://secwatch.observer/filing/0001722482-23-000179.json
- Plain text: https://secwatch.observer/filing/0001722482-23-000179.txt

## Key facts
- Executive change
  Gerard Brophy departed as Executive Vice President, Biopharma Production at Avantor, Inc..
  - Action: stepping down
  - Role: Executive Vice President, Biopharma Production
  source text: On September 26, 2023, Avantor, Inc. (the “Company”) announced that Dr. Gerard Brophy, the Company’s Executive Vice President, Biopharma Production and a named executive officer in the Company’s definitive proxy statement on Schedule 14A filed on March 31, 2023, will be stepping down from that position on October 2, 2023, and retiring from the Company effective February 29, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1722482/000172248223000179/0001722482-23-000179-index.htm

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