Sean O'Connor Biography and Net Worth

CEO of StoneX Group


Sean M. O'Connor joined the company in October 2002 as Chief Executive Officer and was appointed as President in October 2015. In December 2002, he was elected to the Board of Directors. From 1994 until 2002, Mr. O'Connor was Chief Executive Officer of Standard New York Securities, a division of Standard Bank. From 1999 until 2002, Mr. O'Connor also served as Executive Director of Standard Bank London, Ltd., a United Kingdom bank and subsidiary of the Standard Bank of South Africa.

What is Sean Michael O'Connor's net worth?

The estimated net worth of Sean Michael O'Connor is at least $95.13 million as of May 1st, 2025. Mr. O'Connor owns 1,019,667 shares of StoneX Group stock worth more than $95,134,931 as of December 4th. This net worth approximation does not reflect any other investments that Mr. O'Connor may own. Learn More about Sean Michael O'Connor's net worth.

How do I contact Sean Michael O'Connor?

The corporate mailing address for Mr. O'Connor and other StoneX Group executives is 155 East 44th Street Suite 900, NEW YORK NY, 10017. StoneX Group can also be reached via phone at (212) 485-3500 and via email at [email protected]. Learn More on Sean Michael O'Connor's contact information.

Has Sean Michael O'Connor been buying or selling shares of StoneX Group?

Sean Michael O'Connor has not been actively trading shares of StoneX Group in the last ninety days. Most recently, Sean Michael Oconnor sold 3,417 shares of the business's stock in a transaction on Thursday, May 1st. The shares were sold at an average price of $90.57, for a transaction totalling $309,477.69. Following the completion of the sale, the chairman now directly owns 1,019,667 shares of the company's stock, valued at $92,351,240.19. Learn More on Sean Michael O'Connor's trading history.

Who are StoneX Group's active insiders?

StoneX Group's insider roster includes Scott Branch (Director), William Dunaway (CFO), John Fowler (Director), Patricia Harrod (Insider), Charles Lyon (CEO), Mark Maurer (Insider), Xuong Nguyen (COO), Sean O'Connor (CEO), Eric Parthemore (Director), Abigail Perkins (Insider), John Radziwill (Chairman), Diego Rotsztain (Insider), Aaron Schroeder (CAO), Philip Smith (CEO), Glenn Stevens (Insider), and Dhamu Thamodaran (Director). Learn More on StoneX Group's active insiders.

Are insiders buying or selling shares of StoneX Group?

During the last twelve months, StoneX Group insiders bought shares 1 times. They purchased a total of 1,400 shares worth more than $119,000.00. During the last twelve months, insiders at the sold shares 16 times. They sold a total of 199,012 shares worth more than $16,750,746.06. The most recent insider tranaction occured on November, 3rd when Director John Moore Fowler sold 1,125 shares worth more than $102,600.00. Insiders at StoneX Group own 11.7% of the company. Learn More about insider trades at StoneX Group.

Information on this page was last updated on 11/3/2025.

Sean Michael O'Connor Insider Trading History at StoneX Group

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
5/1/2025Sell3,417$90.57$309,477.691,019,667View SEC Filing Icon  
4/29/2025Sell34,083$89.63$3,054,859.291,023,084View SEC Filing Icon  
11/6/2024Sell56,250$65.61$3,690,750.00760,491View SEC Filing Icon  
11/22/2022Sell41,850$45.04$1,884,924.00746,232View SEC Filing Icon  
7/28/2022Sell29,020$38.36$1,113,207.20791,232View SEC Filing Icon  
7/26/2022Sell1,354$37.80$51,181.20834,202View SEC Filing Icon  
7/19/2022Sell675$37.84$25,545.00835,557View SEC Filing Icon  
10/14/2021Sell5,460$30.60$167,076.00View SEC Filing Icon  
10/12/2021Sell4,950$30.33$150,128.00View SEC Filing Icon  
10/6/2021Sell14,631$29.89$437,369.36View SEC Filing Icon  
10/4/2021Sell25,161$29.33$738,056.00View SEC Filing Icon  
10/1/2021Sell8,389$29.52$247,643.28View SEC Filing Icon  
5/12/2021Sell22,020$31.11$685,066.67757,189View SEC Filing Icon  
1/19/2021Sell4,065$26.67$108,400.00760,882View SEC Filing Icon  
1/15/2021Sell40,536$26.84$1,088,166.40760,882View SEC Filing Icon  
12/9/2020Sell11,776$28.89$340,195.56624,978View SEC Filing Icon  
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Sean Michael O'Connor Buying and Selling Activity at StoneX Group

This chart shows Sean Michael Oconnor's buying and selling at StoneX Group by year and by quarter.

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StoneX Group Company Overview

StoneX Group logo
StoneX Group Inc. operates as a global financial services network that connects companies, organizations, traders, and investors to market ecosystem worldwide. The company operates through Commercial, Institutional, Retail, and Global Payments segments. The Commercial segment provides risk management and hedging, exchange-traded and OTC products execution and clearing, voice brokerage, market intelligence, physical trading, and commodity financing and logistics services. The Institutional segment offers equity trading services to institutional clients; clearing and execution services in futures exchanges; brokerage foreign exchange services for the financial institutions and professional traders; and OTC products, as well as originates, structures, and places debt instruments in capital markets. This segment also operates as an institutional dealer in fixed income securities to serve asset managers, commercial bank trust and investment departments, broker-dealers, and insurance companies, as well as engages in asset management business. The Retail segment provides trading services and solutions in the global financial markets, including spot foreign exchange, precious metals trading, and contracts for differences; and wealth management services, as well as offers physical gold and other precious metals in various forms and denominations through Stonexbullion.com. The Global Payments segment provides customized payment, technology, and treasury services to banks and commercial businesses, charities, and non-governmental and government organizations; and pricing and payments services. The company was formerly known as INTL FCStone Inc. and changed its name to StoneX Group Inc. in July 2020. StoneX Group Inc. was founded in 1924 and is headquartered in New York, New York.
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Today's Range

Now: $93.30
Low: $92.41
High: $94.87

50 Day Range

MA: $93.77
Low: $83.71
High: $103.54

2 Week Range

Now: $93.30
Low: $60.58
High: $106.98

Volume

311,892 shs

Average Volume

385,737 shs

Market Capitalization

$4.87 billion

P/E Ratio

15.83

Dividend Yield

N/A

Beta

0.44