Liquidnet Hires New Americas Head of Execution and Quantitative Services

Liquidnet hires new Americas Head of Execution and Quantitative Services (EQS)

The firm taps industry expert James Rubinstein signaling strategic focus on growing its algo and service offering

New York, March 29, 2022 – Liquidnet, a leading agency broker, today announced the appointment of James Rubinstein as Head of Execution and Quantitative Services (EQS), Americas.

Based in New York, Rubinstein reports directly to Rob Laible, Global Head of Equities. In his role, he will be responsible for setting the strategic direction and leading the effort for Liquidnet’s EQS offering in the region.

Rubinstein brings over two decades of experience to the role, having joined Liquidnet from BNP Paribas where he was Head of Electronic Equities Product, Americas.  Prior to BNP, he spent three years with Deutsche Bank as Head of Electronic Equities, Americas, where he was responsible for algorithmic development, quantitative research, transaction cost analysis, client consulting and liquidity strategy. He joined Deutsche Bank from UBS where he spent 12 years as the Americas Head of Algorithms and Analytics. 

Rob Laible, Global Head of Equities, said: “Hiring James is another step forward in enhancing our EQS offering in the US. His deep technical knowledge and track record of delivering innovative, market-driven solutions position us well to drive growth.”

James Rubinstein, Head of Execution and Quantitative Services, Americas, commented: “Liquidnet’s Equity franchise has huge potential. Its deep and diverse pool of institutional liquidity, combined with its technology, talent and trusted brand mean that we are well placed to meet our Members’ evolving needs.”

Liquidnet launched its EQS business in 2014. Since then, the offering has developed to include trading analytics, algorithms, ETFs, high-touch, inter-region and program trading. 

About Liquidnet

Liquidnet is a technology-driven, global institutional investment network that intelligently connects the world’s investors to the world’s investments. Since our founding in 1999, our network has grown to include more than 1,000 institutional investors that collectively manage $33 trillion in equity and fixed income assets. Our network spans 46 markets across six continents and seamlessly connects institutional brokers, investment banks, exchanges, alternative trading venues, and a growing list of data and research providers. We built Liquidnet to make global capital markets more efficient, and continue to do so by adding additional participants, enabling trusted access to trading and investment opportunities, and delivering the actionable intelligence and insight that our customers need. Liquidnet Holdings, Inc. and its subsidiaries are part of TP ICAP Group plc. For more information, visit and follow us on Twitter @Liquidnet.

About TP ICAP Group plc

TP ICAP is a leading market infrastructure and information provider.  The Group connects buyers and sellers in global financial, energy and commodities markets. We are the world’s largest wholesale market intermediary, with a portfolio of businesses that provide broking services, trade execution, data & analytics, and market intelligence.