---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-176487"
form_type: "8-K"
ticker: "ACIW"
cik: "0000935036"
company_name: "ACI WORLDWIDE, INC."
filed_at: "2022-06-17T23:59:59+00:00"
generated_at: "2026-06-25T01:05:25.616911+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Director Charles Bobrinskoy resigns from ACI Worldwide board effective June 17, 2022

## Summary
- Charles Bobrinskoy resigned as director, effective immediately.
- Resignation not due to any disagreement with company operations, policies or practices.
- Board size reduced from ten to nine directors upon his departure.

## SEC filing metadata
- accession: 0001193125-22-176487
- form_type: 8-K
- ticker: ACIW
- cik: 0000935036
- company_name: ACI WORLDWIDE, INC.
- filed_at: 2022-06-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/935036/000119312522176487/0001193125-22-176487-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/935036/000119312522176487/d284892d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-176487
- JSON: https://secwatch.observer/filing/0001193125-22-176487.json
- Plain text: https://secwatch.observer/filing/0001193125-22-176487.txt

## Key facts
- Executive change
  Charles Bobrinskoy resigned as director at ACI WORLDWIDE, INC..
  - Action: resigned
  - Role: director
  source text: On June 17, 2022, Charles Bobrinskoy informed ACI Worldwide, Inc. (the “Company”) of his resignation as a director of the Company, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/935036/000119312522176487/0001193125-22-176487-index.htm

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