Aon plc (AON) SEC Filings & Earnings Calls
EquiReason read 18 Aon plc SEC filings in the last 12 months. Latest: 8-K on 2026-09-22 — Aon plc entered into new revolving credit agreements totaling $1.0B each, replacing prior facilities. New agreements dated September 18, 2026, with Citibank as administrative agent.
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
- Market cap
- 64.4B
- P/E TTM
- 16.7
- Dividend yield
- 1.0%
- 52-week
- —
- Next earnings
- 29 Oct, in 5 days
Every filing, read
last 12 months · SECWhat happened, the numbers inside, guidance and risks. The original is one click away.
22 Sep 20268-K · 1.01, 1.02, 2.03Aon plc entered into new revolving credit agreements totaling $1.0B each, replacing prior facilities. New agreements dated September 18, 2026, with Citibank as administrative agent and BofA Securities as syndication agent.open
Figures in the filing · each found in the filing text
| revolving_credit_facility · 2026-09-18 | $1.00B |
17 Sep 20268-KAON issued multiple series of senior notes (2029-2056 maturities) via underwriting agreement, a routine debt capital markets transaction.open
Risks flagged
Increased leverage from new debt issuance, though typical for a large insurance broker.
“Issuance of multiple note series increases total debt outstanding.”
11 Sep 20268-K · 8.01Aon plc files financial statements and pro forma combined financials for its acquisition of USI Advantage Corp. via merger, providing audited and unaudited financials for USI.acquisitionopen
Risks flagged
Integration risk from acquiring USI; pro forma financials are based on assumptions and may not reflect actual results.
“Pro forma combined financial information prepared for information purposes only and based on assumptions and estimates.”
31 Aug 20268-K · 1.01, 7.01Aon plc entered into a definitive agreement to acquire USI Advantage Corp. for $17 billion in cash, establishing a premier U.S. middle-market platform.acquisitionopen
Figures in the filing · each found in the filing text
| Purchase price · Q3-2026 | $17.00B |
Risks flagged
Regulatory approval risk and integration risk
“Completion subject to regulatory approvals; customary termination provisions; integration of combined companies”
17 Aug 20268-K · 5.02Reported the departure of a director or principal officer (CEO/CFO change); filed financial statements and exhibits with this reportopen
Risks flagged
CFO transition may create temporary uncertainty in financial leadership.
“Departure of CFO and appointment of interim CFO.”
29 Jul 20268-K · 2.02Aon reported Q2 2026 total revenue up 2% to $4.25B, organic revenue growth 5%, adjusted operating margin up 70bps to 28.9%, adjusted EPS up 9% to $3.81, and reaffirmed 2026 guidance. Returned $775M to shareholders via buybacks and dividendsearningsopen
Figures in the filing · each found in the filing text
| Total Revenue · Q2-2026 | $4.25B | +2% y/y |
| Organic Revenue Growth · Q2-2026 | 5.0% | |
| Operating Income · Q2-2026 | $915M | +7% y/y |
| Adjusted Operating Income · Q2-2026 | $1.23B | +5% y/y |
| Operating Margin · Q2-2026 | 21.5% | |
| Adjusted Operating Margin · Q2-2026 | 28.9% | |
| Diluted EPS · Q2-2026 | $2.58 | -3% y/y |
| Adjusted EPS · Q2-2026 | $3.81 | +9% y/y |
| Cash provided by operations · Q2-2026 | $556M | -30% y/y |
| Free Cash Flow · Q2-2026 | $483M | -34% y/y |
Guidance
FY2026 guidance reaffirmed: mid-single-digit or greater organic revenue growth, 70-80bps adjusted operating margin expansion, strong adjusted EPS growth, double-digit free cash flow growth
Management reaffirmed 2026 guidance, citing robust client demand and disciplined execution. Guidance includes mid-single-digit or greater organic revenue growth, 70-80bps adjusted operating margin expansion, strong adjusted EPS growth, and double-digit free cash flow growth.
Risks flagged
Human Capital revenue declined 4% due to Wealth Solutions divestiture, partially offset by Health Solutions growth.
“Human Capital revenue decreased $47 million, or 4%, to $1.2 billion.” · word for word
GAAP operating cash flow declined 30% in Q2 due to timing of tax payments and working capital.
“Cash provided by operations │ $556 │ $796 │ (30)%” · word for word
Effective tax rate increased to 22.0% from 15.5% due to geographical income mix and discrete items.
“Effective tax rate was 22.0% in the second quarter compared to 15.5% in the prior-year period.” · word for word
29 Jul 202610-QAon reported Q2 2026 results with total revenue up 2.2% YoY and operating margin expansion of 80bps.earningsopen
Figures in the filing · each found in the filing text
| Total revenue · Q2-2026 | $4.25B | +2% y/y |
| Operating income · Q2-2026 | $915M | +7% y/y |
| Operating margin · Q2-2026 | 21.5% | |
| Risk Capital operating margin · Risk Capital · Q2-2026 | 30.5% | |
| Human Capital operating margin · Human Capital · Q2-2026 | 13.4% | |
| Net income · Q2-2026 | $724M | +3% y/y |
| Share repurchases · Q2-2026 | $600M | +140% y/y |
| Effective tax rate · Q2-2026 | 22.0% | |
| Cash and cash equivalents and short-term investments · 2026-06-30 | $1.30B | -54% y/y |
| Commercial paper outstanding · 2026-06-30 | $299M |
Risks flagged
Legal proceedings from Vesttoo matter
“Certain of the Company’s clients and counterparties have initiated or indicated that they may initiate legal proceedings against the Company following allegations in July 2023 that fraudulent letters of credit were issued in the name of third-party banks in connection with transactions for which capital was arranged by Vesttoo Ltd.” · word for word
Legal proceedings from plane crash
“Aon faces legal action arising out of a fatal plane crash in November 2016.” · word for word
1 Jul 20268-K · 5.02, 5.07, 8.01Reported the departure of a director or principal officer (CEO/CFO change); submitted matters to a vote of security holdersopen
Risks flagged
Shareholder disapproval of executive compensation may lead to increased engagement or changes
“Advisory vote to approve executive compensation not approved: 69,888,299 for, 110,798,636 against”
1 May 202610-QTotal revenue $5.03B (+6% y/y); Risk Capital revenue $3.50B (+10% y/y); Human Capital revenue $1.54B (-0% y/y)open
Figures in the filing · each found in the filing text
| Total revenue · Q1-2026 | $5.03B | +6% y/y |
| Risk Capital revenue · Risk Capital · Q1-2026 | $3.50B | +10% y/y |
| Human Capital revenue · Human Capital · Q1-2026 | $1.54B | -0% y/y |
| Operating income · Q1-2026 | $1.72B | +17% y/y |
| Operating margin · Q1-2026 | 34.1% | |
| Risk Capital operating margin · Risk Capital · Q1-2026 | 39.5% | |
| Human Capital operating margin · Human Capital · Q1-2026 | 28.8% | |
| Net income · Q1-2026 | $1.55B | +24% y/y |
| Share repurchases · Q1-2026 | $500M | +100% y/y |
| Interest expense · Q1-2026 | $179M | -13% y/y |
Risks flagged
Litigation liability from Vesttoo and plane crash
“Certain of the Company’s clients and counterparties have initiated or indicated that they may initiate legal proceedings against the Company following allegations in July 2023 that fraudulent letters of credit were issued in the name of third-party banks in connection with transactions for which capital was arranged by Vesttoo Ltd.” · word for word
Restructuring execution risk
“The Program is currently expected to result in cumulative costs of $ 1.3 billion, consisting of approximately $ 1.2 billion of cash charges and approximately $ 0.1 billion of non-cash charges.” · word for word
Human Capital revenue decline from divestiture
“Human Capital $ 1,539 $ 1,545”
1 May 20268-K · 2.02Total revenue $5.03B (+6% y/y); Organic revenue growth 5; Adjusted operating margin 39.1; Guidance: mid-single-digit or greater organic revenue growth, 70-80bps adjusted operating margin expansion, strong adjusted EPS growth, double-digit fearningsopen
Figures in the filing · each found in the filing text
| Total revenue · Q1-2026 | $5.03B | +6% y/y |
| Organic revenue growth · Q1-2026 | 5.0% | |
| Adjusted operating margin · Q1-2026 | 39.1% | |
| Adjusted EPS · Q1-2026 | $6.48 | +14% y/y |
| Free cash flow · Q1-2026 | $363M | +332% y/y |
| Diluted EPS · Q1-2026 | $5.63 | +27% y/y |
| Operating income · Q1-2026 | $1.72B | +17% y/y |
| Adjusted operating income · Q1-2026 | $1.97B | +8% y/y |
| Cash provided by operations · Q1-2026 | $430M | +207% y/y |
| Risk Capital revenue · Risk Capital · Q1-2026 | $3.50B | +10% y/y |
Guidance
mid-single-digit or greater organic revenue growth, 70-80bps adjusted operating margin expansion, strong adjusted EPS growth, double-digit free cash flow growth
Reaffirmed 2026 guidance with confidence in mid-single-digit organic growth, margin expansion, and strong cash generation.
Risks flagged
Foreign currency translation risk: favorable $0.36 impact on adjusted EPS in Q1, but de minimis expected in Q2
“If currency were to remain stable at today’s rates, the Company would expect a de minimis impact on adjusted EPS in the second quarter of 2026 and a favorable impact on adjusted EPS of approximately $0.44 per share for the full year 2026.” · word for word
Divestiture impact: 3% unfavorable impact from divestitures on total revenue
“partially offset by a 3% unfavorable impact primarily from divestitures” · word for word
28 Apr 2026DEF 14AOrganic Revenue Growth 6; Adjusted Operating Margin 32.4; Adjusted Diluted EPS $17.07 (+9% y/y)open
Figures in the filing · each found in the filing text
| Organic Revenue Growth · FY2025 | 6.0% | |
| Adjusted Operating Margin · FY2025 | 32.4% | |
| Adjusted Diluted EPS · FY2025 | $17.07 | +9% y/y |
| Free Cash Flow · FY2025 | $3.20B | +14% y/y |
| Capital Returned to Shareholders · FY2025 | $1.60B | |
| Adjusted Operating Income · FY2025 | $5.56B | +13% y/y |
| Net Income · FY2025 | $3.75B |
Guidance
Management expresses positive momentum entering the final year of the 3x3 Plan, with strong 2025 results across all key metrics. No explicit forward guidance provided, but tone is confident.
Risks flagged
Cybersecurity and Data Privacy Risk
“The Audit Committee has primary responsibility for the oversight of cybersecurity and data privacy risks and engages in regular discussion with management regarding cybersecurity and data privacy risk mitigation and incident management, including risks arising from the use of artificial intelligence ("AI").” · word for word
Macroeconomic and Geopolitical Uncertainty
“Throughout the year, the Board and the committees review the Company’s management of risk, including but not limited to the areas of ... changing geopolitical and macroeconomic conditions.” · word for word
13 Feb 202610-KRevenue $17.18B (+10% y/y); Share repurchases $1.00B (+0% y/y)open
Figures in the filing · each found in the filing text
| Revenue · FY2025 | $17.18B | +10% y/y |
| Share repurchases · FY2025 | $1.00B | 0% y/y |
Risks flagged
Cybersecurity breach materialization
“Aon has from time to time experienced cybersecurity incidents, such as malicious or destructive code, unauthorized parties gaining access to our information technology systems, ransomware incidents, data loss via malicious and non-malicious methods, and similar incidents, which to date have not had a material impact on our business.” · word for word
Integration risk from NFP acquisition
“integration of acquisitions, including the NFP acquisition, could divert management’s attention from other business concerns and involve inconsistencies in standards, controls, procedures, practices, policies and compensation arrangements, any of which could adversely affect our ability to achieve the anticipated benefits of a given acquisition or otherwise ” · word for word
30 Jan 20268-K · 2.02Total revenue $4.30B (+4% y/y); Organic revenue growth 5; Adjusted operating margin 35.5; Guidance: Mid-single-digit or greater organic revenue growth, 70-80 bps adjusted operating margin expansion, strong adjusted EPS growth, double-digitearningsopen
Figures in the filing · each found in the filing text
| Total revenue · Q4-2025 | $4.30B | +4% y/y |
| Organic revenue growth · Q4-2025 | 5.0% | |
| Adjusted operating margin · Q4-2025 | 35.5% | |
| Adjusted EPS · Q4-2025 | $4.85 | +10% y/y |
| Free cash flow · Q4-2025 | $1.32B | +16% y/y |
| Diluted EPS · Q4-2025 | $7.82 | +138% y/y |
Guidance
Mid-single-digit or greater organic revenue growth, 70-80 bps adjusted operating margin expansion, strong adjusted EPS growth, double-digit free cash flow growth
2026 guidance: mid-single-digit+ organic growth, 70-80bps margin expansion, strong EPS and double-digit FCF growth.
7 Jan 20268-K · 5.02Reported the departure of a director or principal officer (CEO/CFO change); filed financial statements and exhibits with this reportopen
Risks flagged
Leadership transition risk
“Departure of President; separation agreement includes cash and equity treatment”
31 Oct 202510-QAon reported Q3 2025 revenue of $3,997M (+7.4% YoY) and operating margin expansion to 20.4% from 16.7%, driven by strong Human Capital performance.earningsopen
Figures in the filing · each found in the filing text
| Total revenue · Q3-2025 | $4.00B | +7% y/y |
| Risk Capital revenue · Risk Capital · Q3-2025 | $2.52B | +7% y/y |
| Human Capital revenue · Human Capital · Q3-2025 | $1.48B | +8% y/y |
| Operating income · Q3-2025 | $816M | +31% y/y |
| Operating margin · Q3-2025 | 20.4% | |
| Net income attributable to Aon shareholders · Q3-2025 | $343M | |
| Buyback share · Q3-2025 | 700,000 |
Risks flagged
Vesttoo litigation exposure
“Certain of the Company’s clients and counterparties have initiated or indicated that they may initiate legal proceedings against the Company following allegations in July 2023 that fraudulent letters of credit were issued in the name of third-party banks in connection with transactions for which capital was arranged by Vesttoo Ltd.” · word for word
Legal proceedings from plane crash
“Aon faces legal action arising out of a fatal plane crash in November 2016. ... claims totaling $844 million.” · word for word
Restructuring execution risk
“The Program is currently expected to result in cumulative costs of $1.0 billion, consisting of approximately $0.9 billion of cash charges and approximately $0.1 billion of non-cash charges.” · word for word
31 Oct 20258-K · 2.02Total revenue $4.00B (+7% y/y); Organic revenue growth 7; Adjusted operating income $1.05B (+15% y/y); Guidance: Full-year 2025 targets reaffirmedearningsopen
Figures in the filing · each found in the filing text
| Total revenue · Q3-2025 | $4.00B | +7% y/y |
| Organic revenue growth · Q3-2025 | 7.0% | |
| Adjusted operating income · Q3-2025 | $1.05B | +15% y/y |
| Adjusted operating margin · Q3-2025 | 26.3% | |
| Diluted EPS · Q3-2025 | $2.11 | +34% y/y |
| Adjusted EPS · Q3-2025 | $3.05 | +12% y/y |
| Free cash flow · Q3-2025 | $1.08B | +13% y/y |
| Cash provided by operations · Q3-2025 | $1.15B | +13% y/y |
| Risk Capital revenue · Risk Capital · Q3-2025 | $2.50B | +7% y/y |
| Human Capital revenue · Human Capital · Q3-2025 | $1.50B | +8% y/y |
Guidance
Full-year 2025 targets reaffirmed
Management reaffirmed full-year 2025 guidance, citing strong performance and confidence in sustainable growth.
30 Oct 20258-K · 7.01Aon plc closed the sale of a significant majority of its wealth businesses (Wealthspire Advisors, Fiducient Advisors, Newport Private Wealth) to Madison Dearborn Partners on October 30, 2025; transaction previously announced on September 3,open
Risks flagged
No financial terms disclosed; potential loss of revenue from divested wealth businesses.
“Sale of significant majority of wealth businesses; no deal value or revenue impact provided.”
Aon plc — questions
- What did Aon plc file recently?
- 18 SEC filings in the last 12 months. Latest: 8-K on 2026-09-22 — Aon plc entered into new revolving credit agreements totaling $1.0B each, replacing prior facilities. New agreements dated September 18, 2026, with Citibank as administrative agent and BofA Securities as syndication agent.
Every figure on this page comes from Aon plc's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.