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What Aon's 8-K filings say: 8 filings, latest Oct 28, 2026

Aon filed its latest 8-K with the SEC on Oct 28, 2026. It discusses acquisition announced, divestiture and margin pressure.

Public (AON)Insurance10,000+ employeesaon.comLinkedIn

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Filed
Oct 28, 2026
Filings
8
Signals
24

Source: Autobound Signal API · 93 signals tracked for Aon · updated

8-K · latest 10

What Aon's 8-K filings say

  1. 8-K

    Filed · 5 signals

    SEC EDGAR
  2. 8-K

    Filed · 3 signals

    SEC EDGAR
  3. 8-K

    Filed · 3 signals

    SEC EDGAR
    • Acquisition announcedPositive

      Aon raises $13.4B in debt to fund acquisition of USI Advantage Corp.

      Aon is securing financing for its major acquisition of USI, creating significant operational and IT integration challenges.

      $13.4B

      Net proceeds from debt offering to fund the acquisition of USI Advantage Corp., repay USI debt, and pay related fees.

      Citigroup Global Markets Inc.BofA Securities, Inc.Morgan Stanley & Co. LLCWells Fargo Securities, LLC

  4. 8-K

    Filed · 3 signals

    SEC EDGAR
  5. 8-K

    Filed · 3 signals

    SEC EDGAR

Earlier 8-K filings

Showing 10 of 24 filing signals. The Signal API returns all of them.

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Signal API · MCP

Track Aon with the Signal API

One POST /v1/companies/enrich call with aon.com returns Aon 8-K signals (sec-8k), each with its source. Or ask Claude through MCP.

2 credits per signal returned; zero-result calls are free. Endpoint reference

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"aon.com","signal_types":["sec-8k"],"limit":20}'

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Questions about Aon 8-K

When did Aon file its latest 8-K?
Aon filed its latest 8-K on Oct 28, 2026. The one before it was filed on Sep 22, 2026.
What did Aon disclose in its latest 8-K?
From the filing dated Oct 28, 2026: Aon expects announced USI acquisition to close in fourth quarter of 2026
Where can I read Aon's 8-K filing?
The full filing is on SEC EDGAR: https://www.sec.gov/Archives/edgar/data/315293/000162828026067714/aon-20261028.htm. This page summarizes what the filing says and links to it.

Page updated , the date of the newest row on this page.

Source. Current reports (Form 8-K) filed with the SEC. Every card links to the filing on EDGAR.

Method. Insights are extracted from the filing text and grouped by category. Numbers are quoted from the filing.

Data as of .

How this data is built →Get it from the Signal API →