8-K current report · filed Sep 11, 2026

Aon plc (AON) 8-K Current Report: September 11, 2026

Item 8.01Item EX-99.1AON overview

Short answer

Aon plc (AON) filed an 8-K current report with the SEC on September 11, 2026 reporting Item 8.01 (Other Events), Item EX-99.1 (Exhibit EX-99.1). Merger-related filing provides audited USI 2025 financial statements and unaudited six-month 2026 results for investor diligence.

Aon plc 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • Merger-related filing provides audited USI 2025 financial statements and unaudited six-month 2026 results for investor diligence
  • Exhibit 99.3 presents pro forma Aon financials reflecting the USI Advantage merger and related transactions
  • Pro forma statements cover June 30, 2026 financial position and periods ended June 30, 2026 and December 31, 2025
  • Pro forma figures are illustrative, not forecasts of post-merger results or financial condition
  • Ernst & Young consent confirms inclusion of USI’s audited financial report as an exhibit

Item EX-99.1 · Exhibit EX-99.1

  • Audited USI 2025 statements add financial visibility on Aon’s acquired business, with Ernst & Young issuing an unqualified opinion
  • USI generated $2.972B revenue and $60.820M net income in 2025, supporting the asset’s earnings contribution
  • Operating income $339.302M was largely offset by $319.225M interest expense, highlighting substantial acquisition-related leverage
  • Year-end debt totaled approximately $4.353B, including $4.322B long-term debt, constraining financial flexibility
  • Cash flow remained positive at $321.132M from operations despite $4.874B goodwill and $1.146B net identifiable intangibles on the balance sheet

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