---
schema_version: "secwatch.filing_event.v1"
accession: "0000935036-26-000026"
form_type: "8-K"
ticker: "ACIW"
cik: "0000935036"
company_name: "ACI WORLDWIDE, INC."
filed_at: "2026-08-06T12:04:28+00:00"
generated_at: "2026-08-06T12:05:20.149389+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# ACI Worldwide Q2 revenue $430M (+7% YoY), adj. EPS $0.54 (+54%), raises FY2026 guidance

## Summary
- Q2 GAAP net income $32M ($0.31 diluted EPS); adjusted diluted EPS $0.54, up 54% YoY.
- Revenue $430M (+7% reported, +6% constant currency); recurring revenue $336M (+5%).
- Adjusted EBITDA $91M (+12% YoY); net adjusted EBITDA margin 34% vs 32% prior year.
- Full-year 2026 guidance raised: revenue $1.895B-$1.925B, adjusted EBITDA $545M-$560M.
- YTD share repurchases 2.5M shares for $107M; $349M remaining on authorization.

## SEC filing metadata
- accession: 0000935036-26-000026
- form_type: 8-K
- ticker: ACIW
- cik: 0000935036
- company_name: ACI WORLDWIDE, INC.
- filed_at: 2026-08-06T12:04:28+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/935036/000093503626000026/0000935036-26-000026-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/935036/000093503626000026/aciw-20260806.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000935036-26-000026
- JSON: https://secwatch.observer/filing/0000935036-26-000026.json
- Plain text: https://secwatch.observer/filing/0000935036-26-000026.txt

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