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Jonathan Kellner
Chief Executive Officer at
Members Exchange
Profile
Jonathan Kellner is currently Chief Executive Officer at MEMX, Inc. and Chief Executive Officer & Director at MEMX LLC since 2019.
Former roles include Chief Executive Officer at Instinet, Inc. from 2014 to 2018, Director at Instinet Europe Ltd. from 2014 to 2018, Principal at Virtu ITG Holdings LLC, Regional Head-Americas at Instinet LLC, Principal at Charles Schwab & Co., Inc., Principal at Morgan Stanley & Co. LLC, and Principal at Natural Soda LLC.
Jonathan Kellner active positions
| Companies | Position | Start |
|---|---|---|
Members Exchange
 Members Exchange Investment Banks/BrokersFinance Provides securities exchange solutions | Chief Executive Officer | 01/01/2019 |
MEMX, Inc.
 MEMX, Inc. Computer CommunicationsElectronic Technology Provides fiber-optic switching systems for telecommunication networks | Chief Executive Officer | - |
Former positions of Jonathan Kellner
| Companies | Position | End |
|---|---|---|
Instinet, Inc.
 Instinet, Inc. Financial ConglomeratesFinance Proivdes financial services | Chief Executive Officer | 03/12/2018 |
Instinet Europe Ltd.
 Instinet Europe Ltd. Investment Banks/BrokersFinance Provides brokerage services | Director/Board Member | 02/12/2018 |
Morgan Stanley & Co. LLC
 Morgan Stanley & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Corporate Officer/Principal | - |
| INVESTMENT TECHNOLOGY GROUP | Corporate Officer/Principal | - |
Charles Schwab & Co., Inc.
 Charles Schwab & Co., Inc. Investment Banks/BrokersFinance Provides financial instruments, securities brokerage and investment advisory services | Corporate Officer/Principal | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
16
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Virtu ITG Holdings LLC
 Virtu ITG Holdings LLC Information Technology ServicesTechnology Services Operates as an investment holding company that provides financial technology services | Technology Services |
Instinet LLC
 Instinet LLC Investment Banks/BrokersFinance Provides brokerage services | Finance |
Charles Schwab & Co., Inc.
Charles Schwab & Co., Inc. Investment Banks/BrokersFinance Provides financial instruments, securities brokerage and investment advisory services | Finance |
Morgan Stanley & Co. LLC
Morgan Stanley & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Finance |
MEMX, Inc.
MEMX, Inc. Computer CommunicationsElectronic Technology Provides fiber-optic switching systems for telecommunication networks | Electronic Technology |
Natural Soda LLC
 Natural Soda LLC Other Metals/MineralsNon-Energy Minerals Produces sodium bicarbonate products to the food, pharmaceutical, industrial and animal feed markets | Non-Energy Minerals |
Instinet, Inc.
Instinet, Inc. Financial ConglomeratesFinance Proivdes financial services | Finance |
Instinet Europe Ltd.
Instinet Europe Ltd. Investment Banks/BrokersFinance Provides brokerage services | Finance |
Members Exchange
Members Exchange Investment Banks/BrokersFinance Provides securities exchange solutions | Finance |
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