Jonathan Kellner

Chief Executive Officer at

Members Exchange

58 year

16 connections

Finance

Technology Services

Electronic Technology

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	31/12/2018
MEMX, Inc. MEMX, Inc. Computer CommunicationsElectronic Technology Provides fiber-optic switching systems for telecommunication networks	Chief Executive Officer	-

All active positions of Jonathan Kellner

Former positions of Jonathan Kellner

Companies	Position	End
Instinet, Inc. Instinet, Inc. Financial ConglomeratesFinance Proivdes financial services	Chief Executive Officer	02/12/2018
Instinet Europe Ltd. Instinet Europe Ltd. Investment Banks/BrokersFinance Provides brokerage services	Director/Board Member	01/12/2018
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	-

See the detail of Jonathan Kellner's experience

Experiences
Positions held

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Inactive

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Private companies

See the detail of Jonathan Kellner's experience

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1st degree connections

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Executives

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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