Lester B.  Knight net worth and biography

Lester Knight Biography and Net Worth

Director of AON
Mr. Knight is a Founding Partner of RoundTable Healthcare Partners and the former Vice Chairman and director of Cardinal Health, Inc., a diversified healthcare service company. Mr. Knight was Chairman of the Board and Chief Executive Officer of Allegiance Corporation from 1996 until February 1999, and had been with Baxter International, Inc. from 1981 until 1996 where he served as Corporate Vice President from 1990, Executive Vice President from 1992, and as a director from 1995. Mr. Knight became Chairman of the Board of Directors of Aon in August 2008. He is a director of NorthShore University HealthSystem and Junior Achievement of Chicago, a Trustee of Northwestern University and a member of the Civic Committee of The Commercial Club of Chicago. Mr. Knight serves as Chairman of the Executive Committee, Chairman of the Governance/Nominating Committee, as well as Chairman of the Governance/Nominating Committee’s Inclusion and Diversity Sub-Committee of our Board of Directors.

What is Lester B. Knight's net worth?

The estimated net worth of Lester B. Knight is at least $41.68 million as of February 7th, 2024. Mr. Knight owns 134,000 shares of AON stock worth more than $41,676,680 as of April 23rd. This net worth estimate does not reflect any other investments that Mr. Knight may own. Learn More about Lester B. Knight's net worth.

How do I contact Lester B. Knight?

The corporate mailing address for Mr. Knight and other AON executives is JAMES JOYCE STREET METROPOLITAN BUILDING, DUBLIN L2, D01 K0Y8. AON can also be reached via phone at (531) 266-6000 and via email at [email protected]. Learn More on Lester B. Knight's contact information.

Has Lester B. Knight been buying or selling shares of AON?

Lester B. Knight has not been actively trading shares of AON during the past quarter. Most recently, on Wednesday, February 7th, Lester B. Knight bought 50,000 shares of AON stock. The stock was acquired at an average cost of $301.97 per share, with a total value of $15,098,500.00. Following the completion of the transaction, the director now directly owns 134,000 shares of the company's stock, valued at $40,463,980. Learn More on Lester B. Knight's trading history.

Who are AON's active insiders?

AON's insider roster includes Eric Andersen (President), John Bruno (COO), Gregory Case (CEO), Christa Davies (CFO), Caroline Grace (CEO), Lester Knight (Director), Peter Lieb (General Counsel), J. Losh (Director), Stephen McGill (CEO), Michael Neller (Insider), Michael O'Connor (CEO), Byron Spruell (Director), Carolyn Woo (Director), Darren Zeidel (General Counsel), and John Zern (CEO). Learn More on AON's active insiders.

Are insiders buying or selling shares of AON?

In the last twelve months, AON insiders bought shares 2 times. They purchased a total of 50,800 shares worth more than $15,358,156.00. In the last twelve months, insiders at the financial services provider sold shares 5 times. They sold a total of 82,032 shares worth more than $25,852,429.76. The most recent insider tranaction occured on February, 23rd when insider Lisa Stevens sold 13,000 shares worth more than $4,098,380.00. Insiders at AON own 1.2% of the company. Learn More about insider trades at AON.

Information on this page was last updated on 2/23/2024.

Lester B. Knight Insider Trading History at AON

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/7/2024Buy50,000$301.97$15,098,500.00134,000View SEC Filing Icon  
5/5/2022Buy14,000$286.58$4,012,120.00109,000View SEC Filing Icon  
8/4/2021Buy10,000$263.95$2,639,500.001,720View SEC Filing Icon  
11/5/2020Buy10,000$186.55$1,865,500.00View SEC Filing Icon  
5/13/2020Buy70,000$195.00$13,650,000.00View SEC Filing Icon  
2/6/2018Buy60,000$138.42$8,305,200.002,908View SEC Filing Icon  
11/19/2014Buy60,000$90.44$5,426,400.00View SEC Filing Icon  
See Full Table

Lester B. Knight Buying and Selling Activity at AON

This chart shows Lester B Knight's buying and selling at AON by year and by quarter.

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AON Company Overview

AON logo
Aon plc, a professional services firm, provides a range of risk and human capital solutions worldwide. It offers commercial risk solutions, including retail brokerage, specialty solutions, global risk consulting and captives management, and affinity programs; and health solutions, such as health and benefits brokerages, and health care exchanges. The company also provides treaty and facultative reinsurance, as well as insurance-linked securities, capital raising, strategic advice, restructuring, and mergers and acquisitions services; and corporate finance advisory services. In addition, it offers strategic design consulting services on their retirement programs, actuarial services, and risk management services; and advice services on developing and maintaining investment programs across various plan types, including defined benefit plans, defined contribution plans, endowments, and foundations for public and private companies, and other institutions. Aon plc was founded in 1919 and is headquartered in Dublin, Ireland.
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Today's Range

Now: $313.20
Low: $310.59
High: $313.79

50 Day Range

MA: $317.79
Low: $304.09
High: $333.79

2 Week Range

Now: $313.20
Low: $284.85
High: $347.37


224,670 shs

Average Volume

983,493 shs

Market Capitalization

$62.17 billion

P/E Ratio


Dividend Yield