---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-26-000871"
form_type: "8-K"
ticker: "TMO"
cik: "0000097745"
company_name: "THERMO FISHER SCIENTIFIC INC."
filed_at: "2026-01-12T23:59:59+00:00"
generated_at: "2026-05-16T11:00:40.226317+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Thermo Fisher EVP/COO Lagarde and EVP Lowery to depart; Pettiti promoted to President and COO

## Summary
- Michel Lagarde, EVP & COO, leaves March 31, 2026; Frederick Lowery, EVP, leaves Feb 28, 2026.
- Effective March 1, 2026, Marc N. Casper becomes Chairman and CEO; Gianluca Pettiti promoted to President and COO.
- Michael Shafer, EVP, promoted to expanded role reporting directly to CEO.
- Departures described as voluntary to pursue other opportunities; organizational restructuring effective March 1, 2026.

## SEC filing metadata
- accession: 0001140361-26-000871
- form_type: 8-K
- ticker: TMO
- cik: 0000097745
- company_name: THERMO FISHER SCIENTIFIC INC.
- filed_at: 2026-01-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/97745/000114036126000871/0001140361-26-000871-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/97745/000114036126000871/ef20062683_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-26-000871
- JSON: https://secwatch.observer/filing/0001140361-26-000871.json
- Plain text: https://secwatch.observer/filing/0001140361-26-000871.txt

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