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Cash on Hand for Aon (AON)

According to Aon's latest reported financial statements, the company's latest reported cash and short-term investments is $2.80B USD. Cash on hand here is cash, cash equivalents, and short-term investments reported at the end of each period — the most liquid assets on the balance sheet. Compare with total debt for a net cash/debt picture and with total assets for the share of assets held in cash.

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

$2.80B

YoY change

-75.9%

5Y CAGR

+18.6%

Peak year (2024)

$11.62B

Latest annual

$2.80B

Cash on Hand history chart for Aon (AON) from 1985 to 2025

Cash on Hand history table for Aon (AON) from 1985 to 2025

Fiscal yearPeriod endedReportedCash on HandYoY
2025$2.80B-75.9%
2024$11.62B+913.3%
2023$1.15B+0.4%
2022$1.14B+36.6%
2021$836.00M-29.9%
2020$1.19B+28.4%
2019$928.00M+12.1%
2018$828.00M-35.6%
2017$1.28B+79.5%
2016$716.00M-3.2%
2015$740.00M-3.6%
2014$768.00M-23.2%
2013$1.00B+57.0%
2012$637.00M-39.7%
2011$1.06B-6.5%
2010$1.13B+77.0%
2009$639.00M-57.5%
2008$1.50B-76.2%
2007$6.30B+36.6%
2006$4.62B-12.6%
2005$5.28B-6.8%
2004$5.67B+30.2%
2003$4.36B-33.9%
2002$6.59B+7.2%
2001$6.15B+78.5%
2000$3.44B+7.6%
1999$3.20B+8.7%
1998$2.94B-50.3%
1997$5.92B+15.5%
1996$5.13B+386.5%
1995$1.05B-18.5%
1994$1.29B-85.5%
1993$8.89B+7.8%
1992$8.25B+9.8%
1991$7.51B+10.3%
1990$6.81B
1989$0
1988$0
1987$0
1986$0
1985$0

Cash on Hand 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

In 2025, Aon (AON) cash and short-term investments totalled $2.80B – plunged 75.9% year-over-year.

Across 2020–2025 (5 years), Aon cash and short-term investments produced a CAGR of +18.6% – with the latest reading among the more recent periods of the dataset.

Between 2024 and 2025, Aon cash and short-term investments plunged 75.9%, falling from $11.62B to $2.80B.

Across the available history, cash and short-term investments reached its high of $11.62B in 2024 and its low of $0 in 1985.

Aon (AON) sits 9th of 8 Financial Services peers we track on this metric, against a peer median of $505.76B.

Aon Cash on Hand by Year

Aon Cash on Hand 2025: $2.80B

Aon cash and short-term investments in 2025 was $2.80B, plunged 75.9% below 2024.

Aon Cash on Hand 2024: $11.62B

Aon cash and short-term investments in 2024 was $11.62B, surged 913.3% from 2023. This figure represents the highest annual value in the available history.

Aon Cash on Hand 2023: $1.15B

Aon cash and short-term investments in 2023 was $1.15B, edged up 0.4% from 2022.

Aon Cash on Hand 2022: $1.14B

Aon cash and short-term investments in 2022 was $1.14B, surged 36.6% from 2021.

Aon Cash on Hand 2021: $836.00M

Aon cash and short-term investments in 2021 was $836.00M.

See more financial history for Aon (AON).

Sector peers — Cash on Hand

Companies in the same sector as Aon, ranked by their latest cash and short-term investments.

CompanyCash on HandSector
JPMorgan Chase & Co. (JPM)$1.48TFinancial Services
Bank of America Corporation (BAC)$963.73BFinancial Services
The Goldman Sachs Group, Inc. (GS)$624.53BFinancial Services
Morgan Stanley (MS)$539.97BFinancial Services
Wells Fargo & Company (WFC)$471.55BFinancial Services
Berkshire Hathaway Inc. (BRK-B)$373.31BFinancial Services
Visa Inc. (V)$21.99BFinancial Services
Mastercard Incorporated (MA)$11.46BFinancial Services

Frequently asked questions

What is Aon's cash and short-term investments?

Latest reported cash and short-term investments for Aon (AON) is $2.80B (period ending December 31, 2025).

How has Aon cash and short-term investments changed year-over-year?

Aon (AON) cash and short-term investments changed -75.9% year-over-year on the latest annual filing.

What is the long-term growth rate of Aon cash and short-term investments?

Aon (AON) cash and short-term investments compound annual growth rate is +18.6% over the most recent 5 years available.

When did Aon cash and short-term investments hit its highest annual value?

Aon cash and short-term investments reached its highest annual value of $11.62B in 2024.

What was Aon cash and short-term investments in 2024?

Aon (AON) cash and short-term investments in 2024 was $11.62B.

What was Aon cash and short-term investments in 2025?

Aon (AON) cash and short-term investments in 2025 was $2.80B.

Metrics overview

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