Siyuan Cai

Siyuan Cai is a Quantitative Strategist at Eisler Capital in New York, where he specializes in developing data-driven investment strategies and risk models for multi-asset portfolios. In his current role, he focuses on quantitative research and systematic trading within global macro, equities, fixed income, and related derivatives, leveraging advanced statistical techniques and programming to optimize investment decisions.

Prior to joining Eisler Capital, Siyuan served as a Quantitative Developer at Xantium Group within Tudor Investment Corporation from 2017 to 2023, and previously as a developer at Jane Street from 2015 to 2017. Throughout his career, he has worked extensively across liquid markets, including equities and fixed income, and has contributed to both strategy design and trading infrastructure in high-performance environments.

Siyuan holds academic degrees from Northwestern University, Budapest Semesters in Mathematics, and Koç University, underscoring his expertise in mathematics and quantitative finance. His professional achievements include building scalable quantitative solutions and making impactful contributions to systematic investment strategies and portfolio risk management across major institutional asset managers.