The Voleon Group | Hedge fund Profile

Berkeley quant fund using machine learning for statistical arbitrage trading, managing roughly $23 billion in assets.

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The Voleon Group is a quantitative investment management firm that trades systematically across liquid global markets, using machine learning and statistical modeling to generate trading signals rather than discretionary human judgment. Its algorithms are trained on large historical datasets, spanning roughly fifteen years of market data, and are designed to operate with minimal day to day human intervention once deployed. The firm runs pooled investment vehicles for institutional and other qualified investors through affiliated entities including Voleon Capital Management LP, Voleon Institutional Partners LP, and Voleon Institutional Managers LP. Voleon specializes in statistical arbitrage, extracting trading signals from patterns in market data across equities and other liquid instruments rather than relying on macro or fundamentals driven research. Unlike many discretionary hedge funds, its edge comes from a research and engineering staff weighted heavily toward PhD holders in statistics, computer science, and mathematics, recruited from academia and industry; the firm has itself described its models as functioning like black boxes, optimized for statistical performance rather than an interpretable economic narrative. It runs an equity market neutral strategy through its Institutional fund alongside a multi-strategy vehicle called Voleon Composition. Voleon was founded in 2007 by Michael Kharitonov and Jon McAuliffe, who had previously worked together at D.E. Shaw & Co. Kharitonov, the firm's CEO, holds a PhD in computer science from Stanford and had previously founded a technology startup; McAuliffe, the co-chief investment officer, holds a PhD in statistics from UC Berkeley and has held a faculty position in the university's statistics department. The firm began live trading during the 2008 financial crisis and lost money in its first two years before its strategies turned profitable. It is headquartered in Berkeley, California, near the UC Berkeley campus, and is registered with the SEC as an investment adviser. As of January 2026, Voleon reported approximately $23.4 billion in assets under management and around 430 employees. In October 2023, press reporting described Voleon as imposing some of the industry's harshest noncompete clauses, barring departing employees from the industry for two years without pay; within about a week of that coverage, the firm's COO notified former employees it would stop enforcing those noncompete terms, though confidentiality and trade secret obligations remained in force. Its funds have continued to post gains since then, with the Institutional fund up 13.6% in 2024 and roughly 14% year to date through April 2025, and the multi-strategy Voleon Composition fund up 13.5% in 2024 and about 12% over the same 2025 stretch.

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