10-K annual report · filed Feb 13, 2026

Aon plc (AON) FY2025 10-K Annual Report

Short answer

Aon plc (AON) filed its fiscal 2025 10-K annual report with the SEC on Feb 13, 2026. It reported revenue of $17.2B (+9.4% year over year) and net income of $3.7B.

  • Top risk flagged: Oversight of cybersecurity risks by Audit Committee includes risks from artificial intelligence use and regular CISO reporting

FY2025 key financial metrics · XBRL

Revenue
$17.2B
+9.4% YoY
Net income
$3.7B
+39.2% YoY
Operating margin
25.3%
+0.9 pp YoY
EPS (diluted)
$17.02
+36.3% YoY
ROE
39.5%
−3.8 pp YoY
Operating cash flow
$3.5B
+14.7% YoY

Source: XBRL data from the Aon plc (AON) FY2025 10-K on SEC EDGAR. USD.

Aon plc FY2025 10-K analysis

AI summary of each section, grounded in the filing text

Business Overview

  • Core business model: global professional services firm providing risk, retirement, and health solutions through brokerage and consulting
  • New emphasis on AI innovation, including generative AI tools with governance to manage operational, legal, and reputational risks
  • Strategic shift focusing on proprietary data and analytics tools, notably in insurance/reinsurance placement, to differentiate offerings
  • 51.8% of consolidated revenue generated outside U.S., exposing business to currency exchange risks impacting financial results
  • Total consolidated debt approx. $15.2 billion as of Dec 31, 2025, heightening financial leverage and impacting operational flexibility

Management Discussion & Analysis

  • Revenue $17.2B, up $1.5B (9%) YoY; Risk Capital $11.3B (+7%), Human Capital $5.9B (+13%)
  • Operating margin 25.3% vs 24.4% YoY; Risk Capital margin down 30.4% vs 31.3%; Human Capital margin up 23.9% vs 21.9%
  • Best performing segment: Human Capital operating income +23% to $1.4B; Worst performing: Risk Capital margin decline despite +4% income growth to $3.4B
  • Operating cash flow $3.5B, up $446M (15%); Free cash flow $3.2B, up $401M (14%); Capex increased $45M; NFP acquisition-related expenses and $1.2B gain on NFP Wealth sale
  • Management notes uncertainties from global minimum tax (OECD Pillar Two) and ongoing integration of NFP; 2026 risks include tax regime changes and market conditions

Risk Factors

  • Oversight of cybersecurity risks by Audit Committee includes risks from artificial intelligence use and regular CISO reporting
  • Exposure to evolving cybersecurity threats despite risk-based safeguards aligned with NIST Cybersecurity Framework
  • Third-party risk governance program requires supplier compliance with Aon’s data security mandates and periodic contract reviews
  • Reliance on external service providers to assess and assist with security processes introduces potential operational vulnerabilities
  • Cybersecurity insurance in place but may not cover all losses from breaches or data privacy events

Generated from the filing text; verify against the original. How to read a 10-K

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