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AON Insider Trading

Insider Ownership Percentage: 1.00%
Insider Buying (Last 12 Months): $1,276,960.00
Insider Selling (Last 12 Months): $1,641,981.60

AON Insider Trading History Chart

This chart shows the insider buying and selling history at AON by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

AON Share Price & Price History

Current Price: $311.07
Price Change: ▼ Price Decrease of -5.276 (-1.67%)
As of 05/13/2026 03:59 PM ET

This chart shows the closing price history over time for AON up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

AON Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/17/2026Darren ZeidelGeneral CounselSell5,040$325.79$1,641,981.6020,254View SEC Filing Icon  
2/10/2026Lester B. KnightDirectorBuy4,000$319.24$1,276,960.00143,000View SEC Filing Icon  
11/27/2024Mindy F. SimonCOOSell650$394.34$256,321.001,816View SEC Filing Icon  
11/26/2024Lisa StevensInsiderSell1,275$387.68$494,292.008,077View SEC Filing Icon  
5/3/2024Lester B. KnightDirectorBuy10,000$276.61$2,766,100.00139,000View SEC Filing Icon  
2/23/2024Lisa StevensInsiderSell13,000$315.26$4,098,380.0010,073View SEC Filing Icon  
2/16/2024Christa DaviesCFOSell40,164$313.29$12,582,979.56159,570View SEC Filing Icon  
2/15/2024Michael NellerInsiderSell750$312.00$234,000.003,869View SEC Filing Icon  
2/12/2024Christa DaviesCFOSell20,618$311.40$6,420,445.20159,570View SEC Filing Icon  
2/7/2024Lester B. KnightDirectorBuy50,000$301.97$15,098,500.00134,000View SEC Filing Icon  
8/23/2023Byron SpruellDirectorBuy800$324.57$259,656.004,001View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for AON (NYSE:AON)

86.14% of AON stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AON by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

AON Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/13/2026Cetera Investment Advisers36,423$11.76M0.0%+32.5%0.017%Search for SEC Filing on Google Icon
5/13/2026Wealthspire Retirement LLC10,997$3.55M0.2%-2.6%0.005%Search for SEC Filing on Google Icon
5/13/2026Bowie Capital Management LLC322,167$103.99M3.8%-6.4%0.151%Search for SEC Filing on Google Icon
5/13/2026LFL Advisers LLC126,666$40.89M12.3%+36.7%0.059%Search for SEC Filing on Google Icon
5/13/2026NewEdge Wealth LLC6,123$1.98M0.0%-63.6%0.003%Search for SEC Filing on Google Icon
5/13/2026CI Investments Inc.1,083$0.35M0.0%+33.2%0.001%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP27,672$8.93M0.0%-28.9%0.013%Search for SEC Filing on Google Icon
5/12/2026Westpac Banking Corp2,093$0.68M0.0%+265.9%0.001%Search for SEC Filing on Google Icon
5/12/2026ABN Amro Investment Solutions19,265$6.22M0.1%N/A0.009%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.90,965$29.36M0.0%-20.8%0.043%Search for SEC Filing on Google Icon
5/8/2026Cassaday & Co Wealth Management LLC190$61K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/8/2026Johnson Financial Group Inc.215$69K0.0%-29.5%0.000%Search for SEC Filing on Google Icon
5/7/2026Earned Wealth Advisors LLC811$0.26M0.0%N/A0.000%Search for SEC Filing on Google Icon
5/7/2026Hollencrest Capital Management185$60K0.0%-68.4%0.000%Search for SEC Filing on Google Icon
5/7/2026Meeder Advisory Services Inc.5,601$1.81M0.1%+19.8%0.003%Search for SEC Filing on Google Icon
5/7/2026WCM Investment Management LLC1,952,379$632.69M1.4%-1.7%0.914%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP1,253,769$404.71M0.1%+20.5%0.587%Search for SEC Filing on Google Icon
5/7/2026Balefire LLC765$0.25M0.0%+11.2%0.000%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC2,081$0.67M0.0%+6.0%0.001%Search for SEC Filing on Google Icon
5/7/2026Cantillon Capital Management LLC1,095,574$353.63M2.3%-11.9%0.513%Search for SEC Filing on Google Icon
5/7/2026Boston Common Asset Management LLC26,695$8.62M0.6%-3.3%0.012%Search for SEC Filing on Google Icon
5/7/2026Greenwood Gearhart LLC1,464$0.47M0.0%-21.9%0.001%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV36,063$11.64M0.0%-2.0%0.017%Search for SEC Filing on Google Icon
5/7/2026True North Advisors LLC1,315$0.42M0.0%+21.2%0.001%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB66,899$21.59M0.1%N/A0.031%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank599,260$193.43M0.1%+6.8%0.281%Search for SEC Filing on Google Icon
5/7/2026Mediolanum International Funds Ltd28,645$9.28M0.1%+16.0%0.013%Search for SEC Filing on Google Icon
5/6/2026Annis Gardner Whiting Capital Advisors LLC1,630$0.53M0.1%-6.1%0.001%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System475,942$153.63M0.1%-21.7%0.223%Search for SEC Filing on Google Icon
5/6/2026Clifford Swan Investment Counsel LLC27,076$8.74M0.3%+11.5%0.013%Search for SEC Filing on Google Icon
5/6/2026Kera Capital Partners Inc.1,215$0.39M0.0%+13.8%0.001%Search for SEC Filing on Google Icon
5/6/2026Modera Wealth Management LLC13,105$4.23M0.1%-1.2%0.006%Search for SEC Filing on Google Icon
5/6/2026Catalyst Capital Advisors LLC6,577$2.12M0.0%+1.1%0.003%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.80,499$25.98M0.1%+504.3%0.038%Search for SEC Filing on Google Icon
5/6/2026Barings LLC46,248$14.93M0.2%-34.9%0.022%Search for SEC Filing on Google Icon
5/6/2026C WorldWide Group Holding A S399,312$128.89M2.8%-7.6%0.187%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.11,055$3.57M0.0%+6.9%0.005%Search for SEC Filing on Google Icon
5/6/2026Avalon Trust Co57,236$18.48M1.3%+0.6%0.027%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC9,763$3.14M0.0%-25.2%0.005%Search for SEC Filing on Google Icon
5/6/2026Enterprise Financial Services Corp4,397$1.42M0.7%-3.1%0.002%Search for SEC Filing on Google Icon
5/5/2026Wealthfront Advisers LLC15,672$5.06M0.0%+8.8%0.007%Search for SEC Filing on Google Icon
5/5/2026D.A. Davidson & CO.1,950$0.63M0.0%-13.3%0.001%Search for SEC Filing on Google Icon
5/5/2026Marks Group Wealth Management Inc12,928$4.17M0.4%-34.3%0.006%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp3,321,092$1.07B0.2%-4.5%1.555%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund15,480$5M0.1%+5.2%0.007%Search for SEC Filing on Google Icon
5/5/2026Three Seasons Wealth LLC2,252$0.73M0.3%-7.3%0.001%Search for SEC Filing on Google Icon
5/5/2026Geneos Wealth Management Inc.1,382$0.45M0.0%+226.7%0.001%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC18,119$5.85M0.0%+15.0%0.008%Search for SEC Filing on Google Icon
5/5/2026Checchi Capital Advisers LLC2,077$0.67M0.0%+14.9%0.001%Search for SEC Filing on Google Icon
5/5/2026Hillsdale Investment Management Inc.3,700$1.19M0.0%N/A0.002%Search for SEC Filing on Google Icon
5/4/2026Retirement Planning Group LLC894$0.29M0.0%-4.5%0.000%Search for SEC Filing on Google Icon
5/4/2026Mattern Capital Management LLC4,116$1.33M0.2%+3.6%0.002%Search for SEC Filing on Google Icon
5/4/2026Evernest Financial Advisors LLC2,230$0.72M0.2%+79.5%0.001%Search for SEC Filing on Google Icon
5/4/2026Bleakley Financial Group LLC21,435$6.92M0.1%+9.0%0.010%Search for SEC Filing on Google Icon
5/4/2026State of Michigan Retirement System56,058$18.09M0.1%-0.4%0.026%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.250,925$80.99M0.0%+1.0%0.117%Search for SEC Filing on Google Icon
5/4/2026Chicago Partners Investment Group LLC3,420$1.12M0.0%+164.1%0.002%Search for SEC Filing on Google Icon
5/4/2026Uptick Partners LLC3,291$1.06M0.2%+34.4%0.002%Search for SEC Filing on Google Icon
5/4/2026AMF Tjanstepension AB122,843$39.65M0.3%+2.8%0.058%Search for SEC Filing on Google Icon
5/2/2026Castleview Partners LLC751$0.24M0.1%-17.5%0.000%Search for SEC Filing on Google Icon
5/2/2026Diversify Wealth Management LLC4,629$1.49M0.0%+148.3%0.002%Search for SEC Filing on Google Icon
5/1/2026Citizens Financial Group Inc. RI9,262$2.99M0.0%-62.4%0.004%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp26,074$8.42M0.0%+7.2%0.012%Search for SEC Filing on Google Icon
5/1/2026Markel Group Inc.135,800$43.83M0.4%+1.3%0.064%Search for SEC Filing on Google Icon
5/1/2026Simplicity Wealth LLC1,039$0.34M0.0%+17.4%0.000%Search for SEC Filing on Google Icon
5/1/2026Conning Inc.987$0.32M0.0%-16.4%0.000%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC15,907$5.13M0.0%+38.3%0.007%Search for SEC Filing on Google Icon
5/1/2026Relyea Zuckerberg Hanson LLC1,488$0.48M0.0%+4.6%0.001%Search for SEC Filing on Google Icon
5/1/2026Kornitzer Capital Management Inc. KS40,050$12.93M0.3%-10.7%0.019%Search for SEC Filing on Google Icon
4/30/2026Equitable Trust Co.5,861$1.89M0.1%+1.1%0.003%Search for SEC Filing on Google Icon
4/30/2026Hsbc Holdings PLC354,158$114.41M0.1%+91.8%0.165%Search for SEC Filing on Google Icon
4/30/2026Accredited Investors Inc.4,067$1.31M0.1%-2.8%0.002%Search for SEC Filing on Google Icon
4/30/2026Waterfront Wealth Inc.4,650$1.50M0.3%+23.8%0.002%Search for SEC Filing on Google Icon
4/30/2026Griffin Asset Management Inc.2,337$0.75M0.1%+5.7%0.001%Search for SEC Filing on Google Icon
4/30/2026Main Street Research LLC622$0.20M0.0%-24.2%0.000%Search for SEC Filing on Google Icon
4/30/2026First Horizon Corp1,085$0.35M0.0%-4.8%0.001%Search for SEC Filing on Google Icon
4/30/2026Kestra Advisory Services LLC15,553$5.02M0.0%-17.9%0.007%Search for SEC Filing on Google Icon
4/30/2026Sumitomo Mitsui Trust Group Inc.447,301$144.38M0.1%-5.0%0.209%Search for SEC Filing on Google Icon
4/30/2026Resona Asset Management Co. Ltd.58,047$18.74M0.1%+0.9%0.027%Search for SEC Filing on Google Icon
4/30/2026Personal CFO Solutions LLC6,331$2.04M0.3%+28.2%0.003%Search for SEC Filing on Google Icon
4/30/2026Oregon Public Employees Retirement Fund24,637$7.95M0.1%+0.2%0.011%Search for SEC Filing on Google Icon
4/30/2026Frank Rimerman Advisors LLC3,073$0.99M0.1%-1.5%0.001%Search for SEC Filing on Google Icon
4/30/2026Quantum Portfolio Management LLC1,326$0.43M0.0%+60.1%0.001%Search for SEC Filing on Google Icon
4/29/2026Warner Group LLC5,804$1.87M1.2%-7.9%0.003%Search for SEC Filing on Google Icon
4/29/2026Jackson Thornton Wealth Management LLC780$0.24M0.0%N/A0.000%Search for SEC Filing on Google Icon
4/29/2026Koa Wealth Management LLC2,636$0.85M0.6%-2.4%0.001%Search for SEC Filing on Google Icon
4/29/2026Swedbank AB87,464$28.23M0.0%+0.1%0.041%Search for SEC Filing on Google Icon
4/29/2026Integrated Advisors Network LLC747$0.24M0.0%-7.7%0.000%Search for SEC Filing on Google Icon
4/28/2026Busey Bank9,411$3.04M0.1%-1.2%0.004%Search for SEC Filing on Google Icon
4/28/2026Kathmere Capital Management LLC1,080$0.35M0.0%-31.7%0.001%Search for SEC Filing on Google Icon
4/28/2026Abel Hall LLC971$0.31M0.1%+28.4%0.000%Search for SEC Filing on Google Icon
4/28/2026Stephens Inc. AR42,556$13.74M0.2%+5.7%0.020%Search for SEC Filing on Google Icon
4/28/2026Seascape Capital Management11,424$3.69M1.1%+3.6%0.005%Search for SEC Filing on Google Icon
4/28/2026GM Advisory Group LLC35,752$11.54M0.4%-14.4%0.017%Search for SEC Filing on Google Icon
4/28/2026K.J. Harrison & Partners Inc6,000$1.94M0.3%N/A0.003%Search for SEC Filing on Google Icon
4/28/2026NBT Bank N A NY3,655$1.18M0.1%-13.2%0.002%Search for SEC Filing on Google Icon
4/28/2026Praxis Investment Management Inc.4,406$1.42M0.1%-18.9%0.002%Search for SEC Filing on Google Icon
4/28/2026Revisor Wealth Management LLC1,036$0.33M0.1%N/A0.000%Search for SEC Filing on Google Icon
4/28/2026V Square Quantitative Management LLC1,805$0.58M0.1%+3.2%0.001%Search for SEC Filing on Google Icon
4/28/2026QRG Capital Management Inc.6,169$1.99M0.0%+49.7%0.003%Search for SEC Filing on Google Icon
Data available starting January 2016

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AON logo
Aon Plc engages in the provision of risk, health, and wealth solutions. It focuses on risk capital including claim management, reinsurance, risk analysis, management, retention, and transfer; and human capital involving analytics, health and benefits, investments, pensions and retirement, talent and rewards, and workplace wellbeing. The company was founded in 1982 and is headquartered in Dublin, Ireland.
Read More on AON

Today's Range

Now: $311.07
Low: $308.51
High: $315.49

50 Day Range

MA: $323.40
Low: $308.27
High: $341.10

52 Week Range

Now: $311.07
Low: $304.59
High: $381.00

Volume

1,672,341 shs

Average Volume

1,330,767 shs

Market Capitalization

$66.44 billion

P/E Ratio

17.07

Dividend Yield

0.94%

Beta

0.72

Who are the company insiders with the largest holdings of AON?

AON's top insider shareholders include:
  1. Gregory C Case (CEO)
  2. Gregory C Case (CEO)
  3. Christa Davies (CFO)
  4. Stephen P Mcgill (CEO)
  5. Eric Andersen (President)
  6. Lester B Knight (Director)
  7. Michael J O'connor (CEO)
  8. Gregory Besio (EVP)
  9. Eric Andersen (Insider)
  10. John G Bruno (COO)
Learn More about top insider investors at AON.

Who are the major institutional investors of AON?

AON's top institutional shareholders include:
  1. Bank of New York Mellon Corp — 1.56%
  2. WCM Investment Management LLC — 0.91%
  3. Dimensional Fund Advisors LP — 0.59%
  4. Cantillon Capital Management LLC — 0.51%
  5. Swiss National Bank — 0.28%
  6. USS Investment Management Ltd — 0.23%
Learn More about top institutional investors of AON stock.

Which institutional investors are selling AON stock?

In the last quarter, AON stock was sold by these institutional investors:
  1. USS Investment Management Ltd
  2. Bank of New York Mellon Corp
  3. Cantillon Capital Management LLC
  4. California Public Employees Retirement System
  5. SG Americas Securities LLC
  6. WCM Investment Management LLC
  7. C WorldWide Group Holding A S
  8. Barings LLC

Which institutional investors are buying AON stock?

During the last quarter, AON stock was acquired by institutional investors including:
  1. Dimensional Fund Advisors LP
  2. Hsbc Holdings PLC
  3. Assetmark Inc.
  4. SEB Asset Management AB
  5. Swiss National Bank
  6. Fjarde AP Fonden Fourth Swedish National Pension Fund
  7. Janney Montgomery Scott LLC
  8. ABN Amro Investment Solutions

AON Active Insiders

Caroline Grace
Caroline Grace
CEO
Stephen P Mcgill
Stephen P Mcgill
CEO
John Zern
John Zern
CEO
Michael J O'connor
Michael J O'connor
CEO
Gregory C Case
Gregory C Case (Age 63)
CEO
Eric Andersen
Eric Andersen (Age 60)
President
John G Bruno
John G Bruno (Age 61)
COO
Mindy F Simon
Mindy F Simon
COO
Christa Davies
Christa Davies (Age 53)
CFO
Lester B Knight
Lester B Knight
Director
1 recent trades
J Michael Losh
J Michael Losh
Director
Byron Spruell
Byron Spruell
Director
Carolyn Y Woo
Carolyn Y Woo
Director
Darren Zeidel
Darren Zeidel (Age 54)
General Counsel
1 recent trades
Peter M Lieb
Peter M Lieb
General Counsel
Lisa Stevens
Lisa Stevens
EVP & Chief People Officer
Andy Weitz
Andy Weitz
Chief Marketing Officer
Michael Neller
Michael Neller (Age 47)
Insider