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About
Kevin Rex is a Portfolio Manager at Walleye Capital, based in New York, NY, where he oversees investment strategies with a focus on equity derivatives and related asset classes. In this role, he is responsible for portfolio construction, risk management, and generating returns through sophisticated derivatives strategies within equities, drawing on extensive experience in options and other structured products.
Prior to joining Walleye Capital in April 2023, Rex was an Equity Derivatives Trader at Barclays from 2017 to 2023, where he executed complex trades and supported trading book management for institutional clients, further deepening his expertise in equity markets and derivative instruments. He began his career as a Business Development Summer Analyst at Braintree Laboratories, gaining early exposure to financial analysis and business strategy.
Rex holds a Bachelor of Arts degree in Honors Economics from Harvard University, equipping him with a strong theoretical and analytical foundation in financial markets. Throughout his career, he has focused on equity derivatives and options trading, earning a reputation for robust risk management and innovative investment solutions in the equity space.
Career History
| Organization | Role | Date Range | Details |
|---|---|---|---|
| Walleye Capital | Portfolio Manager | Apr 2023 to Present | — |
| Barclays | Equity Derivatives Trader | Jun 2017 to May 2023 | — |
| Braintree Laboratories, Inc. | Business Development Summer Analyst | Jun 2015 to Aug 2015 | Conducted and presented research in the pharmaceutical industry on market conditions, drug products, competing manufacturers, and physician reporting systems, among other topics. Created and updated ... |
| Barclays | Summer Analyst within Global Markets at Barclays Bank PLC | Dec 2015 to Jul 2017 | — |
| Indiana University School of Medicine | Clinical Research Intern | May 2014 to Jan 2015 | Gathered information from patient medical records to construct databases for Gastroenterological medical research. Authored a paper comparing the rates of incomplete endoscopic mucosal resection (EMR... |
Education
Harvard University
Bachelor of Arts (B.A.), Honors Economics
2013 — 2017
Park Tudor School
High School Diploma, Liberal Arts and Sciences/Liberal Studies
2009 — 2013
Skills & Expertise
Others at Walleye Capital LLC (73)
| Name | Role | Location |
|---|---|---|
 | Analyst | New York, NY , United States |
A Alexander Pae | Investment Analyst | New York, NY , United States |
 | Portfolio Manager | New York, NY , United States |
A Alex Tang | Quant Portfolio Manager | New York, NY , United States |
| Portfolio Manager | New York, NY , United States | |
 | Trader | Hopkins, MN , United States |
 | Portfolio Manager | Philadelphia, PA , United States |
 | Portfolio Manager | NY , United States |
D Daniel Ioffe | Portfolio Manager | United States |
 | Investment Analyst | New York, NY , United States |
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