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Gijs Koning
Gijs Koning
  • Portfolio Management, Product Development, Tax and Accounting
  • Founded Think ETF´s together with Martijn Rozemuller
  • Think ETF´s was acquired by VanEck in 2018 and has been rebranded and fully integrated into VanEck in November 2019
  • Prior to joining was a Partner at trading company Optiver and worked at Kempen
  • Master’s Degree in Financial Economics

Aaron Renkers
Aaron Renkers
  • Responsible for development and management of index replication and optimization strategies for Equity and Fixed Income ETFs
  • Joined Think ETFs, now part of VanEck, in 2013
  • Master’s Business Economics, Finance at University of Amsterdam

Ernst Lowensteijn
Ernst Lowensteijn
  • Responsible for management of index replication strategies, trading and researching portfolio performance for Equity and Fixed Income ETFs
  • Joined Think ETFs, now part of VanEck, in 2015
  • Master Financial Economics Erasmus University Rotterdam, Bachelor Economics and Business VU University Amsterdam

Floor Klarenbeek
Floor Klarenbeek
  • Responsible for trade execution and settlement, portfolio performance and other portfolio management tasks for Equity and Fixed Income ETFs
  • Joined Think ETFs, now part of VanEck, in 2016
  • Prior to joining was a Sales Representative at Binckbank
  • Bachelor Business Economics, Utrecht University of Applied Sciences

Vivian Simonis
Vivian Simonis
  • Responsible for management of index replication strategies, trading and researching portfolio performance for Equity and Fixed income ETFs
  • Joined VanEck in 2018
  • Master’s Finance & Investments, Erasmus University Rotterdam and Master’s European Business Law, Radboud University Nijmegen

Rob Uelderink
Rob Uelderink
  • Working on trade execution and settlement, portfolio performance and other portfolio management tasks for Equity and Fixed Income ETFs
  • Joined VanEck in 2020
  • Bachelor in Liberal Arts & Sciences, double major in Economics & Business, Erasmus University Rotterdam

Hjalti Stefansson
Hjalti Stefansson
  • Responsible for management of index replication strategies, trading and researching portfolio performance for Equity and Fixed income ETFs
  • Joined VanEck in 2021
  • Master of Science in Financial Economics, Erasmus University Rotterdam
  • Bachelor of Science in Economics and Business, University of Amsterdam

Dinand Ruyter
Dinand Ruyter
  • Responsible for management of index replication strategies, trading and researching portfolio performance for Equity and Fixed income ETFs
  • Joined VanEck in 2022
  • Master of Science in Finance, Tilburg University
  • Bachelor of Science in Business Economics, Tilburg University