Aon (AON)

Admiseg S.A. • Aon Argentina Corredores de Reaseguros S.A. • Aon Risk Services Argentina S.A. • Aon Soluciones S.A. • Asevasa Argentina S.A. • Marinaro Dundas S.A. • SN Re S.A. • Swire Blanch MSTC II S.A. • Swire Blanch MSTC S.A. • Affinity Risk Partners (Brokers) Pty Ltd ...

IRS number

363051915

AON stock data

1M 3M 6M 1Y

Analyst ratings and price targets

Last 3 months

Average target

$410.50

Low target

$381.00

High target

$443.00

Latest filings (excl ownership)

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8-K

Aon Reports Fourth-Quarter and Full-Year 2025 Results

30 Jan 26

8-K

Departure of Directors or Certain Officers

7 Jan 26

8-K

Departure of Directors or Certain Officers

31 Oct 25

Aon Reports Third Quarter 2025 Results

31 Oct 25

8-K

Regulation FD Disclosure

30 Oct 25

8-K

Aon Signs Definitive Agreement to Sell Significant Majority of NFP’s Wealth Business to Madison Dearborn Partners

3 Sep 25

8-K

Departure of Directors or Certain Officers

4 Aug 25

8-K

Departure of Directors or Certain Officers

29 Jul 25

Latest ownership filings

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LESTER B KNIGHT

9 Dec 25

144

Notice of proposed sale of securities

Notice of proposed sale of securities

5 Nov 25

Jo Ann Jenkins

30 Sep 25

Financial summary

Financial statements Chart AON financial data

Quarter (USD)	Sep 25	Jun 25	Mar 25	Dec 24
Revenue
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Annual (USD)	Dec 24	Dec 23	Dec 22	Dec 21
Revenue
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Cash burn rate (est.)	Burn method: Change in cash		Burn method: Operating income		Burn method: FCF (opex + capex)
	Last Q	Avg 4Q	Last Q	Avg 4Q	Last Q	Avg 4Q
Cash on hand (at last report)	1.10 bn	1.10 bn	1.10 bn	1.10 bn	1.10 bn	1.10 bn
Cash burn (monthly)	(no burn)	666.67 k	(no burn)	(no burn)	(no burn)	(no burn)
Cash used (since last report)	n/a	2.88 mm	n/a	n/a	n/a	n/a
Cash remaining	n/a	1.09 bn	n/a	n/a	n/a	n/a
Runway (months of cash)	n/a	1638.2	n/a	n/a	n/a	n/a

Beta Read what these cash burn values mean

Financial data from Aon earnings reports.

Institutional ownership, Q1 2025

AON institutional ownership history Ownership history

88.7% owned by funds/institutions

13F holders	Current	Prev Q	Change
Total holders	1233	1160	+6.3%
Opened positions	168	138	+21.7%
Closed positions	95	99	-4.0%
Increased positions	459	406	+13.1%
Reduced positions	383	397	-3.5%

13F shares	Current	Prev Q	Change
Total value	72.98 tn	66.09 tn	+10.4%
Total shares	190.66 mm	190.93 mm	-0.1%
Total puts	970.29 k	1.48 mm	-34.5%
Total calls	1.71 mm	2.45 mm	-30.0%
Total put/call ratio	0.6	0.6	-6.4%

Largest owners	Shares	Value	Change
Vanguard	19.78 mm	$7.89 tn	+1.3%
BLK BlackRock	15.10 mm	$6.03 tn	+2.3%
Capital World Investors	12.10 mm	$4.83 tn	+0.0%
Massachusetts Financial Services	9.83 mm	$3.92 tn	-15.4%
STT State Street	9.17 mm	$3.66 tn	+0.9%
MS Morgan Stanley	8.73 mm	$3.48 tn	+4.1%
JPM JPMorgan Chase & Co.	5.66 mm	$2.26 tn	+5.6%
Geode Capital Management	5.41 mm	$2.15 tn	+9.4%
HPS Investment Partners	4.34 mm	$1.73 tn	0.0%
BRK-B Berkshire Hathaway	4.10 mm	$1.64 tn	0.0%

Largest transactions	Shares	Bought/sold	Change
Polen Capital Management	3.01 mm	+2.29 mm	+318.1%
Massachusetts Financial Services	9.83 mm	-1.78 mm	-15.4%
Norges Bank	0.00	-1.66 mm	EXIT
Eagle Capital Management	2.62 mm	-1.36 mm	-34.1%
Nuveen	1.27 mm	+1.27 mm	NEW
Wellington Management	1.23 mm	+1.23 mm	NEW
Nuveen Asset Management	0.00	-1.03 mm	EXIT
Meritage	0.00	-996.21 k	EXIT
Manufacturers Life Insurance Company, The	128.66 k	-860.33 k	-87.0%
Viking Global Investors	0.00	-720.36 k	EXIT

Data from 13F filings, for the last complete 13F reporting period. For most recent data, click the ownership history button. Values as filed, not updated for current price. Long positions only.

Recent insider trades

AON insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
5 Dec 25	Knight Lester B	Class A Ordinary Stock	Gift	Dispose G	Yes	No	0	7,878	0.00	26,033
21 Nov 25	Andy Marcell	Class A Ordinary Stock	Payment of exercise	Dispose F	No	No	346.51	41.881	14.51 k	1,677.408
21 Nov 25	Andy Marcell	Class A Ordinary Stock	Option exercise	Acquire M	No	No	0	86	0.00	1,719.289
21 Nov 25	Andy Marcell	Restricted Share Unit (Right to Receive) Class A Ordinary Shares	Option exercise	Dispose M	No	No	0	86	0.00	0
21 Nov 25	Lori Goltermann	Class A Ordinary Stock	Payment of exercise	Dispose F	No	No	346.51	68.093	23.59 k	2,255.494
21 Nov 25	Lori Goltermann	Class A Ordinary Stock	Option exercise	Acquire M	No	No	0	156	0.00	2,323.587
21 Nov 25	Lori Goltermann	Restricted Share Unit (Right to Receive) Class A Ordinary Shares	Option exercise	Dispose M	No	No	0	156	0.00	0
21 Nov 25	Anne Corona	Class A Ordinary Stock	Payment of exercise	Dispose F	No	No	346.51	65.444	22.68 k	2,224.077
21 Nov 25	Anne Corona	Class A Ordinary Stock	Option exercise	Acquire M	No	No	0	132	0.00	2,289.521
21 Nov 25	Anne Corona	Restricted Share Unit (Right to Receive) Class A Ordinary Shares	Option exercise	Dispose M	No	No	0	132	0.00	0

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.