---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-056156"
form_type: "8-K"
ticker: "AON"
cik: "0000315293"
company_name: "Aon plc"
filed_at: "2024-03-01T23:59:59+00:00"
generated_at: "2026-06-05T05:49:56.453774+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Aon issues $6.0B in senior notes to fund NFP acquisition

## Summary
- Total $6.0B senior notes issued: $4.0B in NFP Acquisition Notes (5.125%-5.450%, maturities 2027-2034) and $2.0B 5.750% notes due 2054.
- Net proceeds approx. $5.93B; proceeds to fund NFP acquisition, repay/refinance NFP debt, and for general corporate purposes.
- If NFP acquisition not consummated by Dec 19, 2024 (or extended termination), NFP Acquisition Notes must be redeemed at 101% of principal plus interest.
- Notes fully and unconditionally guaranteed jointly and severally by Aon plc and certain subsidiaries.

## SEC filing metadata
- accession: 0001193125-24-056156
- form_type: 8-K
- ticker: AON
- cik: 0000315293
- company_name: Aon plc
- filed_at: 2024-03-01T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315293/000119312524056156/0001193125-24-056156-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315293/000119312524056156/d794687d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-056156
- JSON: https://secwatch.observer/filing/0001193125-24-056156.json
- Plain text: https://secwatch.observer/filing/0001193125-24-056156.txt

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