Quantitative portfolio managers and researchers

Industry: 2001 | Robeco: 2001

Industry: 1997 | Robeco: 1997

Han van der Boon is Portfolio Manager Quantitative Equities. He focuses on managing Core Quant strategies, both Enhanced Indexing and Active Quant portfolios and specializes in quantitative stock selection and portfolio construction. He was a Technical Portfolio Manager and Operational Portfolio Manager with a focus on equities in the period 2009-2018. He joined Robeco in 1997 as a Business Controller. He holds a Master's in Business Administration from Erasmus University Rotterdam.

Industry: 1999 | Robeco: 2000

Tim Dröge is Portfolio Manager Quantitative Equities. He focuses on managing Core Quant strategies, both Enhanced Indexing and Active Quant portfolios. Tim specializes in quantitative stock selection, portfolio construction and Emerging Markets. Previously, he held positions as Portfolio Manager Balanced Investments and Account Manager institutional clients. Tim has been working as a Portfolio Manager since 2001. He started his career at Robeco in 1999. He holds a Master's in Business Economics from Erasmus University Rotterdam.

Industry: 2005 | Robeco: 2015

Biography

Industry: 2004 | Robeco: 2014

Yaowei Xu is Portfolio Manager Quantitative Equities with a special focus on emerging markets and Chinese market strategies. Previously, she was part of the Robeco fundamental Emerging Markets team. Prior to joining Robeco in 2014, Yaowei was Senior Portfolio Manager at Pelargos Capital where she co-managed the long/short hedge fund focusing on Asia Pacific ex Japan equities. She started her investment career in 2004 at ABN AMRO Asset Management as Portfolio Risk Manager. Yaowei holds a Master’s in Financial Management from Nyenrode Business University.

Industry: 1999 | Robeco: 1999

Machiel Zwanenburg is Portfolio Manager Quantitative Equities. He focuses on managing Core Quant strategies, both Enhanced Indexing and Active Quant portfolios and specializes in quantitative stock selection and portfolio construction. One of his areas of expertise is sustainability integration within quantitative equities. Previously, he held positions as Risk Manager at RobecoSAM and Head of Client Portfolio Risk at Robeco. He joined Robeco in 1999 as a member of the Quant Research team. He holds a Master's in Econometrics from Erasmus University Rotterdam and a Master's in Economics from the London School of Economics.

Industry: 2000 | Robeco: 2005

Industry: 1997 | Robeco: 1997

Arlette van Ditshuizen is Portfolio Manager Quantitative Equities and Head of the Quant Equity Portfolio Management team. She has been portfolio manager since 2007. She focuses on managing the wide range of regional and global Conservative Equities strategies, Robeco’s Low-volatility strategy. Arlette’s areas of expertise are portfolio construction and risk management. She chairs Robeco’s Equity Risk Management and Quant Portfolio Management Committees. Previously, she was Risk Manager within Robeco for two years and held a position as Portfolio Manager and Head of Derivatives Structures with Robeco for six years. Arlette started her career as a researcher at Robeco in 1997. She holds a Master's in Econometrics from Erasmus University Rotterdam.

Industry: 1999 | Robeco: 2005

Biography

Industry: 2004 | Robeco: 2004

Biography

Industry: 2004 | Robeco: 2014

Yaowei Xu is Portfolio Manager Quantitative Equities with a special focus on emerging markets and Chinese market strategies. Previously, she was part of the Robeco fundamental Emerging Markets team. Prior to joining Robeco in 2014, Yaowei was Senior Portfolio Manager at Pelargos Capital where she co-managed the long/short hedge fund focusing on Asia Pacific ex Japan equities. She started her investment career in 2004 at ABN AMRO Asset Management as Portfolio Risk Manager. Yaowei holds a Master’s in Financial Management from Nyenrode Business University.

Industry: 2001 | Robeco: 2001

Arnoud Klep is Portfolio Manager Quantitative Equities. He focuses on managing the wide range of regional and global Conservative Equities strategies, Robeco’s Low-volatility strategy. Arnoud specializes in portfolio construction and sustainability integration within quantitative equities. Previously, Arnoud was Head of Structured Investments with Robeco, managing various quantitative investment strategies. He started his career in the Robeco Quantitative Research department in 2001. Arnoud holds a Master’s in Econometrics from Tilburg University.

Industry: 2009 | Robeco: 2017

Biography

Industry: 2003 | Robeco: 2003

Industry: 2014 | Robeco: 2016

Wouter Tilgenkamp is Portfolio Manager Quantitative Equities and focuses on managing Factor Investing portfolios, such as the Value-, Momentum-, Quality- and Multi-Factor portfolios. Wouter joined Robeco in 2016 as a Data Scientist, with a specific focus on Equity Trading Research, automatization of portfolio processes, portfolio construction, and optimal execution of strategies. He started his financial career in 2014 as Derivative Trader at Optiver. He holds a Bachelor of Science in Applied Mathematics from Technical University of Delft and a master’s degree in Quantitative Finance.

Industry: 2004 | Robeco: 2004

Biography

Industry: 1998 | Robeco: 2003

Industry: 2009 | Robeco: 2017

Biography

Industry: 2004 | Robeco: 2015

Mark Whirdy is Portfolio Manager Quant Fixed Income. His areas of expertise include portfolio optimization, credit markets, credit derivatives modelling and quant investment process development. Prior to joining Robeco, Mark was Portfolio Manager in the Quant Credit team at Pioneer Investments and Analyst in the Quantitative Equities team at that firm. He is a graduate from University College Dublin, and holds a Master’s in Business from University of Ulster.

Industry: 1998 | Robeco: 1998

Biography

Industry: 2013 | Robeco: 2018

Lodewijk van der Linden is Portfolio Manager Quant Fixed Income. He joined Robeco in August 2018. In the period 2015-2018 Lodewijk worked at Aegon Asset Management where he was Risk associate and Team Manager Client Reporting. Lodewijk started his career at PwC as an actuarial consultant in 2013. He holds a Master's in Actuarial Science from the University of Amsterdam and a Master's in Econometrics and Management Science from Erasmus University Rotterdam.

Industry: 1999 | Robeco: 2000

Johan Duyvesteyn is Portfolio Manager Quant Fixed Income. His areas of expertise include government bond market timing, credit beta market timing, country sustainability and emerging-market debt. He has published in the Financial Analysts Journal, the Journal of Empirical Finance, the Journal of Banking and Finance, and the Journal of Fixed Income. Johan started his career in the industry in 1999 at Robeco. He holds a PhD in Finance, a Master's in Financial Econometrics from Erasmus University Rotterdam and he is a CFA® charterholder.

Industry: 2007 | Robeco: 2018

Thibault Lair is Portfolio Manager in the Quant Fixed Income team. His areas of expertise include the development of systematic strategies harvesting factor premia across asset classes. He has a strong quant research background, including experience in alternative risk premia and quant credit research. Prior to joining Robeco in 2018, Thibault was a Quantitative Strategist at NN Investment Partners in the period 2008-2018. He started his career in the investment industry in 2007 at RBC Dexia. Thibault holds a Master's in Finance from the Université du Québec à Montréal and has a PhD in Finance from the EDHEC Business School. He also is a CFA® charterholder and Certified FRM.

Industry: 2012 | Robeco: 2015

Frederik is Researcher in the Quant Fixed Income team. His areas of expertise include quantitative credit research and portfolio construction. Prior to joining Robeco in 2015, Frederik worked at the manager selection department of MN. He has been active in the industry since 2012 and holds a Master’s in Financial Economics (cum laude) from Erasmus University Rotterdam. Frederik is a CFA® charterholder.

Industry: 2015 | Robeco: 2015

Joris Blonk is Researcher in Robeco’s Quant Research team. His areas of expertise include portfolio construction, liquidity and transaction cost research. Joris started his career in the investment industry by joining Robeco in January 2015. He holds a Master’s (cum laude) in Quantitative Finance and Actuarial Science from Tilburg University. Joris is a CFA® charterholder.

Industry: 2018 | Robeco: 2018

Robbert-Jan is Researcher in the Quant Fixed Income team. His areas of expertise include credit selection research and textual analysis. He joined Robeco in 2018. He holds a Master’s (cum laude) in Quantitative Finance from Erasmus University Rotterdam.

Industry: 1993 | Robeco: 2006

Industry: 2013 | Robeco: 2014

Casper Zomerdijk is Researcher in the Quant Fixed Income team. His primary area of expertise is quantitative investment strategies for government bonds. Casper started his career in the investment industry when he joined Robeco in 2014. He holds a Master's (cum laude) in Financial Economics from Erasmus University Rotterdam and he is a CFA® charterholder.

Industry: 2020 | Robeco: 2020

Fabio is Researcher in Robeco's Quant Fixed Income team. He focuses on machine learning and alternative data. He started his career in the investment industry at Robeco in 2020. Fabio holds a Master’s (cum laude) in Quantitative Finance and Insurance from the University of Turin.

Industry: 1995 | Robeco: 1995

Biography

Industry: 2002 | Robeco: 2006

Industry: 2007 | Robeco: 2007

Bart van der Grient is Researcher at Robeco’s Quant Equity Research team. His areas of expertise include portfolio construction and stock selection research. He has published in various journals including the Financial Analysts Journal. Bart started his career in the investment industry at Robeco in 2007. He graduated summa cum laude in Quantitative Finance at Erasmus University Rotterdam.

Industry: 2009 | Robeco: 2014

Industry: 2012 | Robeco: 2017

Iman Honarvar is Researcher at Robeco’s Quant Equity Research team. His areas of expertise include bottom-up stock selection research and empirical asset pricing. Iman joined Robeco in 2017 after submitting his doctoral dissertation at Maastricht University. He has published in the Journal of Empirical Finance and International Review of Financial Analysis. Iman holds a PhD in Empirical Finance from Maastricht University and a Master’s in Financial Engineering from École Polytechnique Fédérale de Lausanne.

Industry: 2011 | Robeco: 2017

Kristina Ūsaitė is Researcher at Robeco’s Quant Equity Research team. Her areas of expertise include bottom-up stock selection research and empirical asset pricing. Kristina joined Robeco in 2017. She studied at Tilburg University in the period 2015-2016. She worked for three years as an Investment Analyst and Treasury Analyst at APG where she started her career in the industry in 2011. Kristina holds a Master’s (cum laude) in Econometrics and Mathematical Economics from Tilburg University and a Bachelor’s (cum laude) in Economics from Vilnius University. She is a CFA® charterholder.

Industry: 2017 | Robeco: 2017

Thom Marchesini is Researcher at Robeco’s Quant Equity Research team. His areas of expertise include bottom-up stock selection research and empirical asset pricing. Thom joined Robeco in 2017 after finishing his Master thesis during Robeco’s Super Quant internship. He has published in the Journal of Portfolio Management. Thom holds a Master’s in Quantitative Finance from Erasmus University Rotterdam and is a candidate for CFA level 3.

Industry: 2018 | Robeco: 2018

Industry: 2019 | Robeco: 2019

Industry: 2016 | Robeco: 2022

Clint Howard is Researcher at Robeco’s Quant Equity Research team. His areas of expertise include stock selection research and portfolio construction research. He joined Robeco in 2022. Prior to this, he worked as a Researcher at Macquarie Investment Management. He joined the industry in 2016. Clint has a Bachelor of Engineering (Chemical), and a Bachelor of Science (Mathematics) with First Class Honours and the University Medal, both from the University of Sydney. He is currently completing his PhD in Quantitative Finance at the University of Technology Sydney.

Industry: 2006 | Robeco: 2022

Harald Lohre is Researcher at Robeco’s Quant Equity Research team. In addition, he is an Honorary Researcher at Lancaster University Management School and a Research Fellow at the Hamburg Financial Research Center. Prior to joining Robeco in 2022, Harald served on the management team of Invesco Quantitative Strategies and was Head of Quantitative Research and Portfolio Manager at Deka Investment. He has published in the Journal of Empirical Finance, the Financial Analysts Journal, and the Journal of Portfolio Management. Harald serves on the Research Committee of Inquire Europe and as an Associate Editor of the Journal of Systematic Investing. He joined the industry in 2006. Harald holds a PhD in Finance summa cum laude from the University of Zurich and a Diploma in Mathematical Finance from the University of Konstanz. He is a past Fellow of the Centre for Endowment Asset Management at Cambridge Judge Business School.

Industry: 2005 | Robeco: 2022

Mike Chen is Head of Alternative Alpha Research at Robeco’s Quant Equity Research team. He joined Robeco in 2022. In the period 2016-2022, he worked at PanAgora where he was the Head of Sustainable Investments. He was also responsible for model research and development in the Equity Division while managing quantitative portfolios. Prior to joining PanAgora, Mike was a Quant Portfolio Manager at BlackRock’s Scientific Active Equity (SAE) team, where his responsibilities included portfolio management and research into alpha insights for use across the entire SAE platform. Mike started his career in the industry at Morgan Stanley in New York in 2005. Mike has a PhD in Electrical and Computer Engineering, a Master’s in Mathematics and a Master’s in Electrical and Computer Engineering, all three from the University of Illinois.