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Net Assets for Aon (AON)

According to Aon's latest reported financial statements, the company's latest reported net assets is $9.35B USD. Net assets — also called stockholders' equity — equal total assets minus total liabilities. They represent the residual claim of shareholders on the company's assets and roughly track book value over time.

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

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Aon

AON

Latest period

$9.35B

YoY change

+52.8%

5Y CAGR

+21.8%

Peak year (2025)

$9.35B

Latest annual

$9.35B

Net Assets history chart for Aon (AON) from 1985 to 2025

Net Assets history table for Aon (AON) from 1985 to 2025

Fiscal yearPeriod endedReportedNet AssetsYoY
2025$9.35B+52.8%
2024$6.12B-841.0%
2023-$826.00M+56.1%
2022-$529.00M-149.9%
2021$1.06B-69.6%
2020$3.50B+3.6%
2019$3.38B-18.7%
2018$4.15B-9.4%
2017$4.58B-16.3%
2016$5.47B-10.3%
2015$6.11B-7.1%
2014$6.57B-19.3%
2013$8.14B+4.9%
2012$7.76B-3.9%
2011$8.08B-2.1%
2010$8.25B+53.4%
2009$5.38B+1.2%
2008$5.31B-14.6%
2007$6.22B+19.2%
2006$5.22B-1.6%
2005$5.30B+3.9%
2004$5.10B+13.5%
2003$4.50B+15.5%
2002$3.90B+10.6%
2001$3.52B+3.9%
2000$3.39B+11.0%
1999$3.05B+1.1%
1998$3.02B+6.9%
1997$2.82B-0.4%
1996$2.83B+25.5%
1995$2.26B0.0%
1994$2.26B-1.3%
1993$2.29B+8.7%
1992$2.10B+18.5%
1991$1.77B+21.8%
1990$1.46B+2.5%
1989$1.42B+13.4%
1988$1.25B+10.9%
1987$1.13B-1.0%
1986$1.14B+17.4%
1985$972.90M

Net Assets values are taken from Aon's reported balance sheets (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

Analysis

As of the 2025 fiscal year, Aon (AON) reported net assets of $9.35B – surged 52.8% year-over-year.

Across 2020–2025 (5 years), Aon net assets produced a CAGR of +21.8% – sustaining 2 straight years of year-over-year growth.

Across the available history, net assets reached its high of $9.35B in 2025 and its low of -$826.00M in 2023.

Within Financial Services, Aon (AON) ranks 8th among 8 peers we track. The peer median for net assets is $153.04B.

Aon Net Assets by Year

Aon Net Assets 2025: $9.35B

Aon net assets in 2025 was $9.35B, surged 52.8% from 2024. This figure represents the highest annual value in the available history.

Aon Net Assets 2024: $6.12B

Aon net assets in 2024 was $6.12B, plunged 841.0% below 2023.

Aon Net Assets 2023: -$826.00M

Aon net assets in 2023 was -$826.00M, surged 56.1% from 2022. This figure represents the lowest annual value in the available history.

Aon Net Assets 2022: -$529.00M

Aon net assets in 2022 was -$529.00M, plunged 149.9% below 2021.

Aon Net Assets 2021: $1.06B

Aon net assets in 2021 was $1.06B.

See more financial history for Aon (AON).

Sector peers — Net Assets

Companies in the same sector as Aon, ranked by their latest net assets.

CompanyNet AssetsSector
Berkshire Hathaway Inc. (BRK-B)$717.42BFinancial Services
JPMorgan Chase & Co. (JPM)$362.44BFinancial Services
Bank of America Corporation (BAC)$303.24BFinancial Services
Wells Fargo & Company (WFC)$181.12BFinancial Services
The Goldman Sachs Group, Inc. (GS)$124.97BFinancial Services
Morgan Stanley (MS)$111.63BFinancial Services
Visa Inc. (V)$37.91BFinancial Services
Mastercard Incorporated (MA)$7.74BFinancial Services

Frequently asked questions

What is Aon's net assets?

Latest reported net assets for Aon (AON) is $9.35B (period ending December 31, 2025).

How has Aon net assets changed year-over-year?

Aon (AON) net assets changed +52.8% year-over-year on the latest annual filing.

What is the long-term growth rate of Aon net assets?

Aon (AON) net assets compound annual growth rate is +21.8% over the most recent 5 years available.

When did Aon net assets hit its highest annual value?

Aon net assets reached its highest annual value of $9.35B in 2025.

What was Aon net assets in 2024?

Aon (AON) net assets in 2024 was $6.12B.

What was Aon net assets in 2025?

Aon (AON) net assets in 2025 was $9.35B.

Metrics overview

Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.