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AI brief of an SEC Form 8-K · Aon (AON)

Aon agrees to acquire USI for $17.0 billion in cash, subject to regulatory approval

Neutral Impact 5 of 5 m&a Written later

Aon plc signed a merger agreement on August 30, 2026, to acquire USI Advantage Corp. for $17 billion in cash, or $16.7 billion net of about $278 million in certain tax attributes. Aon expects to fund the deal with new debt, and it does not expect to repurchase shares in the near term while it prioritizes debt repayment. Closing is expected in the fourth quarter of 2026, subject to regulatory approvals.

Key points

  • Purchase price of $17.0 billion in cash, or $16.7 billion net; about 14.5x synergized trailing twelve-month adjusted EBITDA on a net basis
  • Expected $395 million in annual run-rate net adjusted EBITDA impact from revenue and cost synergies; expected to be accretive to adjusted EPS in 2028
  • Expected closing in the fourth quarter of 2026; either party may terminate if closing has not occurred by June 1, 2027, subject to extensions
  • Funding through new debt; Aon expects to maintain its Baa2 rating with Moody's and A- rating with S&P

The filing

CompanyAon (AON)
Form8-K, current report
Filed with the SECAug 31, 2026, 6:37 AM ET
Accession number0001193125-26-375328

Items reported: 1.01 Material Definitive Agreement7.01 Regulation FD Disclosure

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:42 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 31, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.