---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-041974"
form_type: "8-K"
ticker: "ACIW"
cik: "0000935036"
company_name: "ACI WORLDWIDE, INC."
filed_at: "2023-02-17T23:59:59+00:00"
generated_at: "2026-06-19T08:29:34.788952+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Board member Didier Lamouche to retire at 2023 annual meeting

## Summary
- Director Didier Lamouche notified ACIW of his retirement effective at the 2023 Annual Meeting on or about June 1, 2023.
- Lamouche serves on Compensation and Leadership Development and Nominating and Corporate Governance committees.
- Retirement is not due to any disagreement with the Company on operations, policies, or practices.
- No replacement has been announced; Lamouche's term expires at the meeting.

## SEC filing metadata
- accession: 0001193125-23-041974
- form_type: 8-K
- ticker: ACIW
- cik: 0000935036
- company_name: ACI WORLDWIDE, INC.
- filed_at: 2023-02-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/935036/000119312523041974/0001193125-23-041974-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/935036/000119312523041974/d399220d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-041974
- JSON: https://secwatch.observer/filing/0001193125-23-041974.json
- Plain text: https://secwatch.observer/filing/0001193125-23-041974.txt

## Key facts
- Executive change
  Didier Lamouche retired as Director at ACI WORLDWIDE, INC..
  - Action: retired
  - Role: Director
  source text: On February 14, 2023, Didier Lamouche, a member of the Board of Directors of ACI Worldwide, Inc. (the “Company”), notified the Company of his intention to retire from the Company’s Board of Directors effective upon the expiration of his term at the 2023 Annual Meeting of Stockholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/935036/000119312523041974/0001193125-23-041974-index.htm

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