---
schema_version: "secwatch.filing_event.v1"
accession: "0000746838-25-000005"
form_type: "8-K"
ticker: "UIS"
cik: "0000746838"
company_name: "UNISYS CORP"
filed_at: "2025-02-19T23:59:59+00:00"
generated_at: "2026-05-26T12:44:00.855369+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Unisys appoints Chris Arrasmith as EVP & COO effective April 1, 2025; Thomson to become CEO

## Summary
- Chris Arrasmith elected EVP & COO effective April 1, 2025; previously SVP & GM of Enterprise Computing Solutions.
- Michael Thomson will cease as COO on March 31, 2025, and become CEO & President and a director effective April 1, 2025.
- Arrasmith receives $540K base salary, 100% target bonus, $1.2M equity target, plus severance and change-in-control benefits.
- No material transactions or arrangements between Arrasmith or family and the company per Item 404(a) review.

## SEC filing metadata
- accession: 0000746838-25-000005
- form_type: 8-K
- ticker: UIS
- cik: 0000746838
- company_name: UNISYS CORP
- filed_at: 2025-02-19T23:59:59+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/746838/000074683825000005/0000746838-25-000005-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/746838/000074683825000005/uis-20250212.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000746838-25-000005
- JSON: https://secwatch.observer/filing/0000746838-25-000005.json
- Plain text: https://secwatch.observer/filing/0000746838-25-000005.txt

## Key facts
- Executive change
  Chris Arrasmith was elected as Executive Vice President and Chief Operating Officer at UNISYS CORP.
  - Action: elected
  - Role: Executive Vice President and Chief Operating Officer
  source text: On February 12, 2025, the Board of Directors of Unisys Corporation (the "Company") elected Chris Arrasmith to Executive Vice President and Chief Operating Officer, effective April 1, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/746838/000074683825000005/0000746838-25-000005-index.htm
- Executive change
  Michael Thomson was appointed as Chief Executive Officer and President and a director at UNISYS CORP.
  - Action: appointed
  - Role: Chief Executive Officer and President and a director
  source text: Michael Thomson, the Company’s current President and Chief Operating Officer, will cease serving as the Company’s Chief Operating Officer on March 31, 2025, and will serve as the Chief Executive Officer and President and as a director of the Company, effective April 1, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/746838/000074683825000005/0000746838-25-000005-index.htm

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