Thomas M Thees - Net Worth and Insider Trading
Thomas M Thees Net Worth
The estimated net worth of Thomas M Thees is at least $12 Million dollars as of 2025-04-29. Thomas M Thees is the COO of MarketAxess Holdings Inc and owns about 55,000 shares of MarketAxess Holdings Inc (MKTX) stock worth over $12 Million. Details can be seen in Thomas M Thees's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Thomas M Thees has not made any transactions after 2006-05-25 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Thomas M Thees
Thomas M Thees Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Thomas M Thees owns 1 companies in total, including MarketAxess Holdings Inc (MKTX) .
Click here to see the complete history of Thomas M Thees’s form 4 insider trades.
Insider Ownership Summary of Thomas M Thees
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
MKTX | MarketAxess Holdings Inc | 2006-05-25 | Chief Operating Officer |
Thomas M Thees Latest Holdings Summary
Thomas M Thees currently owns a total of 1 stock. Thomas M Thees owns 55,000 shares of MarketAxess Holdings Inc (MKTX) as of May 25, 2006, with a value of $12 Million.
Latest Holdings of Thomas M Thees
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
MKTX | MarketAxess Holdings Inc | 2006-05-25 | 55,000 | 221.69 | 12,192,950 |
Holding Weightings of Thomas M Thees
Thomas M Thees Form 4 Trading Tracker
According to the SEC Form 4 filings, Thomas M Thees has made a total of 0 transactions in MarketAxess Holdings Inc (MKTX) over the past 5 years. The most-recent trade in MarketAxess Holdings Inc is the acquisition of 15,000 shares on May 25, 2006, which cost Thomas M Thees around $157,800.
Insider Trading History of Thomas M Thees
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Thomas M Thees Trading Performance
GuruFocus tracks the stock performance after each of Thomas M Thees's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Thomas M Thees is -9.41%. GuruFocus also compares Thomas M Thees's trading performance to market benchmark return within the same time period. The performance of stocks bought by Thomas M Thees within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Thomas M Thees's insider trading performs compared to the benchmark.
Performance of Thomas M Thees
Thomas M Thees Ownership Network
Ownership Network List of Thomas M Thees
Ownership Network Relation of Thomas M Thees

Thomas M Thees Owned Company Details
What does MarketAxess Holdings Inc do?
Who are the key executives at MarketAxess Holdings Inc?
Thomas M Thees is the Chief Operating Officer of MarketAxess Holdings Inc. Other key executives at MarketAxess Holdings Inc include General Counsel Scott Pintoff , director & Chairman and CEO Richard M Mcvey , and Global Head of Sales Kevin M Mcpherson .
MarketAxess Holdings Inc (MKTX) Insider Trades Summary
Over the past 18 months, Thomas M Thees made no insider transaction in MarketAxess Holdings Inc (MKTX). Other recent insider transactions involving MarketAxess Holdings Inc (MKTX) include a net sale of 5,632 shares made by Kevin M Mcpherson , a net sale of 1,500 shares made by Stephen P Casper , and a net sale of 1,200 shares made by Scott Pintoff .
In summary, during the past 3 months, insiders sold 0 shares of MarketAxess Holdings Inc (MKTX) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 58,949 shares of MarketAxess Holdings Inc (MKTX) were sold and 0 shares were bought by its insiders, resulting in a net sale of 58,949 shares.
MarketAxess Holdings Inc (MKTX)'s detailed insider trading history can be found in Insider Trading Tracker table.
MarketAxess Holdings Inc Insider Transactions
Thomas M Thees Mailing Address
Above is the net worth, insider trading, and ownership report for Thomas M Thees. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Thomas M Thees's mailing address is: New York Ny 10005.