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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: $328.40
Price Change: ▲ Price Increase of +12.451 (3.94%)
As of 06/26/2026 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
6/24/2026Basecamp Wealth Advisors LLC235$76K0.0%+25.0%0.000%Search for SEC Filing on Google Icon
6/22/2026Sapient Capital LLC865$0.28M0.0%N/A0.000%Search for SEC Filing on Google Icon
6/18/2026Pacer Advisors Inc.13,647$4.41M0.0%-30.0%0.006%Search for SEC Filing on Google Icon
6/16/2026Empowered Funds LLC22,496$7.26M0.0%+20.9%0.011%Search for SEC Filing on Google Icon
6/8/2026Pine Valley Investments Ltd Liability Co9,855$3.18M0.1%-37.7%0.005%Search for SEC Filing on Google Icon
6/3/2026Parallel Advisors LLC2,081$0.67M0.0%+6.0%0.001%Search for SEC Filing on Google Icon
6/3/2026NewEdge Advisors LLC6,664$2.15M0.0%-50.5%0.003%Search for SEC Filing on Google Icon
6/1/2026Caerus Investment Advisors LLC886$0.29M0.1%N/A0.000%Search for SEC Filing on Google Icon
6/1/2026Financial Solutions Advisory Group Inc.812$0.26M0.0%N/A0.000%Search for SEC Filing on Google Icon
6/1/2026Keel Point LLC737$0.24M0.0%-20.7%0.000%Search for SEC Filing on Google Icon
5/29/2026Asset Dedication LLC409$0.13M0.0%-39.9%0.000%Search for SEC Filing on Google Icon
5/28/2026Carlson Capital L.P.1,100$0.36M0.1%+83.3%0.001%Search for SEC Filing on Google Icon
5/26/2026Glenmede Trust Co. NA56,358$18.19M0.1%+16.3%0.026%Search for SEC Filing on Google Icon
5/26/2026Axiom Investment Management LLC603$0.20M0.1%N/A0.000%Search for SEC Filing on Google Icon
5/22/2026Segall Bryant & Hamill LLC26,272$8.33M0.1%N/A0.012%Search for SEC Filing on Google Icon
5/21/2026Essential Partners LLC771$0.25M0.1%+235.2%0.000%Search for SEC Filing on Google Icon
5/21/2026Vestor Capital LLC1,759$0.57M0.0%-92.5%0.001%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,582,680$510.86M0.0%+16.3%0.741%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC26,747$8.64M0.0%+9.8%0.013%Search for SEC Filing on Google Icon
5/19/2026Bull Harbor Capital LLC1,915$0.62M0.2%N/A0.001%Search for SEC Filing on Google Icon
5/19/2026Ashton Thomas Securities LLC6,030$1.95M0.2%N/A0.003%Search for SEC Filing on Google Icon
5/19/2026Arkadios Wealth Advisors4,334$1.40M0.0%+2.2%0.002%Search for SEC Filing on Google Icon
5/18/2026Amundi1,502,890$485.10M0.1%+23.5%0.704%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC2,638$0.85M0.0%+66.5%0.001%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System308,973$99.73M0.1%-2.9%0.145%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada688,130$222.12M0.0%-28.4%0.322%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC22,496$7.26M0.0%+20.9%0.011%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company 547,850$176.84M0.2%+136.1%0.257%Search for SEC Filing on Google Icon
5/16/2026KCM Investment Advisors LLC651$0.21M0.0%+6.2%0.000%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP225,807$72.89M0.1%+94.1%0.106%Search for SEC Filing on Google Icon
5/16/2026Southpoint Capital Advisors LP500,000$161.39M3.3%-23.1%0.234%Search for SEC Filing on Google Icon
5/16/2026Lazard Asset Management LLC1,217,243$392.90M0.6%-5.4%0.570%Search for SEC Filing on Google Icon
5/15/2026Gateway Wealth Partners LLC900$0.29M0.0%N/A0.000%Search for SEC Filing on Google Icon
5/15/2026Quadcap Wealth Management LLC726$0.23M0.0%+10.3%0.000%Search for SEC Filing on Google Icon
5/15/2026Lombard Odier Asset Management Switzerland SA6,713$2.17M0.1%N/A0.003%Search for SEC Filing on Google Icon
5/15/2026Waverly Advisors LLC22,073$7.13M0.1%+872.8%0.010%Search for SEC Filing on Google Icon
5/15/2026Entropy Technologies LP13,833$4.47M0.2%-64.2%0.006%Search for SEC Filing on Google Icon
5/15/2026Bridgewater Advisors Inc.21,857$6.79M0.4%N/A0.010%Search for SEC Filing on Google Icon
5/15/2026Boreal Capital Management LLC211$68K0.1%-49.9%0.000%Search for SEC Filing on Google Icon
5/15/2026Cannell & Spears LLC109,911$35.62M0.7%-0.8%0.051%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund159,373$51.44M0.1%+284.1%0.075%Search for SEC Filing on Google Icon
5/14/2026Dai ichi Life Insurance Company Ltd5,834$1.88M0.1%-6.1%0.003%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC11,601$3.75M0.0%N/A0.005%Search for SEC Filing on Google Icon
5/14/2026Gabelli Funds LLC11,880$3.84M0.0%+81.1%0.006%Search for SEC Filing on Google Icon
5/14/2026Gamco Investors INC. ET AL5,939$1.92M0.0%+1.4%0.003%Search for SEC Filing on Google Icon
5/14/2026GC Wealth Management RIA LLC864$0.28M0.0%-7.3%0.000%Search for SEC Filing on Google Icon
5/14/2026Public Employees Retirement System of Ohio84,942$27.42M0.1%+0.3%0.040%Search for SEC Filing on Google Icon
5/14/2026M.D. Sass LLC142,362$45.95M3.5%+31.2%0.067%Search for SEC Filing on Google Icon
5/14/2026Compound Planning Inc.2,733$0.88M0.0%+8.4%0.001%Search for SEC Filing on Google Icon
5/14/2026Modern Wealth Management LLC2,550$0.82M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership797,418$257.39M0.1%+74.7%0.373%Search for SEC Filing on Google Icon
5/14/2026Aspen Grove Capital LLC737$0.24M0.0%+4.8%0.000%Search for SEC Filing on Google Icon
5/14/2026Bank of Nova Scotia62,532$20.18M0.0%+30.1%0.029%Search for SEC Filing on Google Icon
5/14/2026Gibbs Wealth Management3,291$1.06M0.1%-27.2%0.002%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.451,925$145.87M0.1%-2.1%0.212%Search for SEC Filing on Google Icon
5/14/2026Davis R M Inc.127,830$41.26M0.7%+1.1%0.060%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC8,396$2.71M0.0%-12.2%0.004%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming1,816$0.59M0.1%-9.1%0.001%Search for SEC Filing on Google Icon
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
Data available starting January 2016

See Full Table
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: $328.40
Low: $316.82
High: $330.36

50 Day Range

MA: $322.53
Low: $308.27
High: $337.09

52 Week Range

Now: $328.40
Low: $304.59
High: $381.00

Volume

5,288,303 shs

Average Volume

1,700,965 shs

Market Capitalization

$70.14 billion

P/E Ratio

18.02

Dividend Yield

1.00%

Beta

0.71

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. Bank of America Corp DE — 0.74%
  4. Amundi — 0.70%
  5. Dimensional Fund Advisors LP — 0.59%
  6. Lazard Asset Management LLC — 0.57%
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. Royal Bank of Canada
  2. USS Investment Management Ltd
  3. Bank of New York Mellon Corp
  4. Southpoint Capital Advisors LP
  5. Cantillon Capital Management LLC
  6. California Public Employees Retirement System
  7. Lazard Asset Management LLC
  8. SG Americas Securities LLC

Which institutional investors are buying AON stock?

During the last quarter, AON stock was acquired by institutional investors including:
  1. Arrowstreet Capital Limited Partnership
  2. The Manufacturers Life Insurance Company
  3. Amundi
  4. Bank of America Corp DE
  5. Dimensional Fund Advisors LP
  6. Hsbc Holdings PLC
  7. Healthcare of Ontario Pension Plan Trust Fund
  8. Quantinno Capital Management LP

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