![Sean O'Connor](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Sean O'Connor
Director/Board Member at
STONEX GROUP INC.
Net worth: 460 M $ as of 31/05/2026
Profile
Sean Michael O'Connor is Chief Executive Officer, President & Director at StoneX Financial, Inc. since 2002.
He is President, Chief Executive Officer & Director at StoneX Financial Pty Ltd. since 2002.
He serves as Chief Executive Officer, President & Director at StoneX Group, Inc. (Investment Management) since 2002.
He holds the position of Executive Vice Chairman at StoneX Group, Inc. since 2024.
He is Director at StoneX Financial Ltd. since 2015.
Formerly, Mr. O'Connor was Chief Executive Officer at ICBC Standard Securities, Inc. from 1994 to 2002.
He was Executive Director at Standard Bank London Ltd. from 1999 to 2002.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
STONEX GROUP INC. 5.12% | 15/06/2026 | 4,055,238 ( 5.12% ) | 460 M $ | 31/05/2026 |
Sean O'Connor active positions
| Companies | Position | Start |
|---|---|---|
| STONEX GROUP INC. | Director/Board Member | 12/12/2002 |
StoneX Financial Ltd.
 StoneX Financial Ltd. Investment Banks/BrokersFinance Provides security brokerage and advisory services | Director/Board Member | 04/06/2015 |
StoneX Group, Inc. (Investment Management)
 StoneX Group, Inc. (Investment Management) Investment ManagersFinance StoneX-IM’s clients use its institutional-grade digital platforms, high-touch service and deep expertise to make investments cross asset classes and markets worldwide. | Chief Executive Officer | 01/10/2002 |
StoneX Financial, Inc.
 StoneX Financial, Inc. Investment Banks/BrokersFinance Provides brokerage services | Chief Executive Officer | 01/10/2002 |
StoneX Financial Pty Ltd.
 StoneX Financial Pty Ltd. Specialty StoresRetail Trade Distributes electronic good related to stocks trading | Chief Executive Officer | 22/10/2002 |
Former positions of Sean O'Connor
| Companies | Position | End |
|---|---|---|
ICBC Standard Securities, Inc.
 ICBC Standard Securities, Inc. Investment Banks/BrokersFinance Provides brokerage services | Chief Executive Officer | 01/01/2002 |
Standard Bank London Ltd.
 Standard Bank London Ltd. Regional BanksFinance Provides commercial banking services | Director/Board Member | 01/01/2002 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
41
1st degree connections
7
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 7 |
|---|---|
StoneX Group, Inc.
 StoneX Group, Inc. Investment Banks/BrokersFinance Provides financial, security brokerage and advisory services | Finance |
ICBC Standard Securities, Inc.
ICBC Standard Securities, Inc. Investment Banks/BrokersFinance Provides brokerage services | Finance |
Standard Bank London Ltd.
Standard Bank London Ltd. Regional BanksFinance Provides commercial banking services | Finance |
StoneX Financial Ltd.
StoneX Financial Ltd. Investment Banks/BrokersFinance Provides security brokerage and advisory services | Finance |
StoneX Financial, Inc.
StoneX Financial, Inc. Investment Banks/BrokersFinance Provides brokerage services | Finance |
StoneX Financial Pty Ltd.
StoneX Financial Pty Ltd. Specialty StoresRetail Trade Distributes electronic good related to stocks trading | Retail Trade |
StoneX Group, Inc. (Investment Management)
StoneX Group, Inc. (Investment Management) Investment ManagersFinance StoneX-IM’s clients use its institutional-grade digital platforms, high-touch service and deep expertise to make investments cross asset classes and markets worldwide. | Finance |
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