Short answer
Aon plc (AON) filed an 8-K current report with the SEC on August 31, 2026 reporting Item 1.01 (Entry into a Material Definitive Agreement), Item 7.01 (Regulation FD Disclosure), Item EX-99.1 (Exhibit EX-99.2). Aon agreement to acquire USI for $17 billion cash, subject to downward leakage adjustments from June 30, 2026.
Aon plc 8-K event analysis
AI summary of each reported item and its exhibits
Item 1.01 · Entry into a Material Definitive Agreement
- Aon agreement to acquire USI for $17 billion cash, subject to downward leakage adjustments from June 30, 2026
- Transaction creates substantial cash funding requirement and balance-sheet exposure for Aon
- Closing contingent on regulatory approvals and customary conditions
- Long-stop date June 1, 2027, with two potential three-month extensions for unresolved regulatory approvals
- Parties not required to complete transaction before October 19, 2026
Item 7.01 · Regulation FD Disclosure
- Aon announced execution of a merger agreement on August 31, 2026
- Investor presentation provides supplemental transaction information
- Merger press release and investor materials furnished as Exhibits 99.1 and 99.2
Item EX-99.1 · Exhibit EX-99.2
- Aon agreed to acquire USI for $17.0B, creating a major U.S. middle-market insurance platform alongside NFP
- USI contributes approximately $3B annual revenue, 10,500 employees and nearly 200 U.S. offices
- Management targets $395M annual run-rate net adjusted EBITDA synergies and adjusted EPS accretion beginning in 2028
- Financing relies on new debt, with no near-term share repurchases planned as Aon prioritizes deleveraging
- Closing expected in Q4 2026, pending regulatory approvals; transaction maintains stated Baa2 and A- credit ratings targets
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