---
schema_version: "secwatch.filing_event.v1"
accession: "0000950123-24-003692"
form_type: "8-K"
ticker: "A"
cik: "0001090872"
company_name: "AGILENT TECHNOLOGIES, INC."
filed_at: "2024-05-01T23:59:59+00:00"
generated_at: "2026-06-03T01:59:04.421517+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Padraig McDonnell becomes Agilent CEO as Mike McMullen retires May 1, 2024

## Summary
- Michael McMullen retired as President, CEO, and board member effective May 1, 2024; will serve as senior adviser through Oct. 31.
- Padraig McDonnell appointed as CEO and board member effective immediately on May 1, 2024.
- McDonnell previously served as president of Agilent CrossLab Group and chief commercial officer since 2020/2021.
- CEO transition was announced Feb. 21; Board to review McDonnell's compensation package on May 21, 2024.
- McDonnell is the fourth CEO in Agilent's history, with 26 years in analytical-instrument industry starting at Hewlett-Packard.

## SEC filing metadata
- accession: 0000950123-24-003692
- form_type: 8-K
- ticker: A
- cik: 0001090872
- company_name: AGILENT TECHNOLOGIES, INC.
- filed_at: 2024-05-01T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1090872/000095012324003692/0000950123-24-003692-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1090872/000095012324003692/a-20240501.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950123-24-003692
- JSON: https://secwatch.observer/filing/0000950123-24-003692.json
- Plain text: https://secwatch.observer/filing/0000950123-24-003692.txt

## Key facts
- Executive change
  Padraig McDonnell was appointed as Chief Executive Officer at AGILENT TECHNOLOGIES, INC..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: The Board appointed Padraig McDonnell as CEO of the Company and as a member of the Company’s Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1090872/000095012324003692/0000950123-24-003692-index.htm
- Executive change
  Michael McMullen retired as President and Chief Executive Officer at AGILENT TECHNOLOGIES, INC..
  - Action: retired
  - Role: President and Chief Executive Officer
  source text: On May 1, 2024, Mr. McMullen retired as President and CEO of the Company and as a member of the Company’s Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1090872/000095012324003692/0000950123-24-003692-index.htm

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