---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-388699"
form_type: "8-K"
ticker: "AON"
cik: "0000315293"
company_name: "Aon plc"
filed_at: "2026-09-11T13:14:40+00:00"
generated_at: "2026-09-11T13:15:27.040010+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Aon-USI merger filing: USI 2025 revenue $2.97B, net income $60.8M

## Summary
- USI 2025 total revenues $2.97B, net income $60.8M, operating income $339.3M (audited, Exhibit 99.1)
- USI total assets $7.53B and long-term debt $4.32B at Dec 31, 2025
- Filing includes unaudited H1 2026 USI financials (Exhibit 99.2) and pro forma combined statements (Exhibit 99.3)
- USI is majority owned by KKR, Integrum Holdings, and Caisse de dépôt et placement du Québec (80.9% of parent)

## SEC filing metadata
- accession: 0001193125-26-388699
- form_type: 8-K
- ticker: AON
- cik: 0000315293
- company_name: Aon plc
- filed_at: 2026-09-11T13:14:40+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315293/000119312526388699/0001193125-26-388699-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315293/000119312526388699/d67980d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-388699
- JSON: https://secwatch.observer/filing/0001193125-26-388699.json
- Plain text: https://secwatch.observer/filing/0001193125-26-388699.txt

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