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All holdings

Aon

AON

Source: the SEC Form 13F filings of the managers we follow, latest for Q3 2026. How we use them

Managers holding
8
In their latest 13F (Q3 2026)
See who
Value held
$3.5bn
Combined value at quarter end
Last quarter
2 bought
5 sold or trimmed
Fund portfolios
8
Funds holding it
See which
Price at Q2 ’26 end
$331.69
+2.8% in the quarter

Prices here are quarter-end prices implied by the 13F filings. Today’s price on Yahoo Finance

Share price change by quarter

+17.9%Q3 ’24
+3.8%Q4 ’24
+11.1%Q1 ’25
-10.6%Q2 ’25
-0.1%Q3 ’25
-1.0%Q4 ’25
-8.5%Q1 ’26
+2.8%Q2 ’26
Q3 ’24: +17.9%; Q4 ’24: +3.8%; Q1 ’25: +11.1%; Q2 ’25: -10.6%; Q3 ’25: -0.1%; Q4 ’25: -1.0%; Q1 ’26: -8.5%; Q2 ’26: +2.8%

Change in the quarter-end price implied by managers’ 13F filings, adjusted for stock splits. Excludes dividends.

Managers holding it, by quarter

7Q4 ’23
8Q1 ’24
9Q2 ’24
8Q3 ’24
9Q4 ’24
9Q1 ’25
10Q2 ’25
11Q3 ’25
11Q4 ’25
10Q1 ’26
9Q2 ’26
0Q3 ’26
Q4 ’23: 7; Q1 ’24: 8; Q2 ’24: 9; Q3 ’24: 8; Q4 ’24: 9; Q1 ’25: 9; Q2 ’25: 10; Q3 ’25: 11; Q4 ’25: 11; Q1 ’26: 10; Q2 ’26: 9; Q3 ’26: 0

Counts the managers on this site whose 13F for that quarter includes Aon.

Who holds it

Each manager’s latest 13F, sorted by how much of their portfolio it is. Changes are against their previous quarter.

Managers holding Aon
Weitz Investment Management4.9%$70.9m$70.9mUnchanged25 qtrs
Baupost Group4.2%$228m$228mTrimmed -11%2 qtrs
First Pacific Advisors (FPA)2.8%$226m$226mTrimmed -3.1%25 qtrs
Dodge & Cox1.5%$2.9bn$2.9bnAdded +5.9%4 qtrs
Polen Capital Management0.5%$54.4m$54.4mTrimmed -88%24 qtrs
Markel Group0.3%$45.0m$45.0mUnchanged23 qtrs
Jensen Investment Management0.2%$8.6m$8.6mAdded +0.9%15 qtrs
Yacktman Asset Management0.1%$4.3m$4.3mUnchanged10 qtrs

Download the holders: CSV · JSON · Markdown

Directors buying and selling

Open-market trades by directors, officers and 10% holders over the last 12 months. How this works
From their Form 4 filings with the SEC. Grants, option exercises and shares sold to pay tax are left out.
Insider purchases and sales of Aon
Bought or soldFiling
2 Sep 2026Knight Lester BDirector▲ Bought7,212$327.52$2.4mForm 4
2 Sep 2026Knight Lester BDirector▲ Bought5,097$326.53$1.7mForm 4
2 Sep 2026Knight Lester BDirector▲ Bought4,145$328.34$1.4mForm 4
2 Sep 2026Knight Lester BDirector▲ Bought1,739$325.63$566kForm 4
2 Sep 2026Knight Lester BDirector▲ Bought1,440$329.69$475kForm 4
2 Sep 2026Knight Lester BDirector▲ Bought367$330.51$121kForm 4
28 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold725$378.00$274kForm 4
28 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold700$376.00$263kForm 4
28 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold475$380.00$181kForm 4
17 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold675$374.00$252kForm 4
17 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold650$372.00$242kForm 4
17 Jul 2026Zeidel DarrenGeneral Counsel▼ Sold625$370.00$231kForm 4

About the company

Sector
Insurance · Insurance Agents, Brokers & Service
Incorporated in
Ireland
Financial year ends
31 December
Shares outstanding
212m at 28 Jul 2026
SEC filings
Annual reports and other filings on EDGAR

Revenue and profit

$12bn2013
$9.5bn2015
$10.0bn2017
$11bn2019
$12bn2021
$13bn2023
$17bn2025
2013: $12bn; 2014: $12bn; 2015: $9.5bn; 2016: $9.4bn; 2017: $10.0bn; 2018: $11bn; 2019: $11bn; 2020: $11bn; 2021: $12bn; 2022: $12bn; 2023: $13bn; 2024: $16bn; 2025: $17bn
Aon revenue and net income by year
YearRevenueNet income
2025$17bn$3.7bn
2024$16bn$2.7bn
2023$13bn$2.6bn
2022$12bn$2.6bn
2021$12bn$1.3bn
2020$11bn$2.0bn
2019$11bn$1.5bn
2018$11bn–
2017$10.0bn–
2016$9.4bn–
2015$9.5bn–
2014$12bn–
2013$12bn–

From the company’s XBRL financial statements filed with the SEC, for each financial year. Gaps mean the company didn’t report that figure in a standard form.

Sold out last quarter

In fund portfolios

US-registered funds run by these managers that hold Aon, from their latest N-PORT filings.

Funds holding Aon
Weitz Partners Value FundWeitz Investment Management4.5%$22.4m30 Jun 2026
Weitz Large Cap Equity FundWeitz Investment Management4.5%$28.2m30 Jun 2026
Weitz Partners III Opportunity FundWeitz Investment Management4.5%$14.9m30 Jun 2026
Polen International Growth FundPolen Capital Management3.8%$902k31 Jul 2026
Polen Global Growth FundPolen Capital Management2.4%$2.7m31 Jul 2026
FPA Crescent FundFirst Pacific Advisors (FPA)1.3%$158m30 Jun 2026
Dodge & Cox International Stock FundDodge & Cox1.3%$847m30 Jun 2026
Dodge & Cox Global Stock FundDodge & Cox0.9%$116m30 Jun 2026