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23 Trading Firms to Know

Reported by Builtin
Dec 2, 2025· 2 min read
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Key Takeaways
  • • Two Sigma operates with $60+ billion in assets under management, positioning itself as a major hedge fund and market maker leveraging data science, artificial intelligence, and distributed computing across seven global offices with over 2,000 employees.
  • • Jump Trading, founded in 1999, operates approximately 1,500 employees across 12 global offices and utilizes AI, machine learning, and high-performance computing for predictive trading models; the firm expanded into cryptocurrency trading through Jump Crypto in 2021.
  • • Geneva Trading functions as a Chicago-based proprietary trading firm with 200-500 employees that trades its own capital across commodities, foreign exchange, agriculture, energy, metals, and equities, emphasizing market technology and risk management.
  • • Proprietary trading firms and hedge funds operate fundamentally different business models—prop trading firms use their own capital while hedge funds manage client capital—yet both generate market liquidity essential to financial market efficiency and health.
Summary
The article profiles prominent trading firms within the financial sector, distinguishing between operational models and investment approaches. Trading firms employ sophisticated algorithms and strategies to execute high-volume transactions across stocks, commodities, foreign currencies, and other financial instruments. Proprietary trading firms operate distinctly from hedge funds: prop trading firms deploy their own capital to generate returns, while hedge funds manage client assets. Both categories function as market makers, providing critical liquidity to financial markets through their facilitation of large-volume transactions.

Two Sigma represents a significant player in the institutional trading landscape, managing over $60 billion in assets under management. Founded in 2001 and headquartered in New York, the firm distinguishes itself through technological sophistication—deploying data science, artificial intelligence, and distributed computing to develop market insights and execute trades. With more than 2,000 employees distributed across seven global offices, Two Sigma's scale reflects the capital-intensive and talent-dependent nature of quantitative trading operations.

Jump Trading exemplifies the proprietary trading model, operating with approximately 1,500 employees across 12 global offices. Since its 1999 founding in Chicago, the firm has built a research infrastructure centered on AI, machine learning, and high-performance computing to develop predictive trading models. The 2021 launch of Jump Crypto demonstrates the firm's strategic expansion into digital asset trading, reflecting broader industry diversification trends.

Geneva Trading operates as a smaller-scale proprietary trading firm headquartered in Chicago with 200-500 employees. The firm concentrates on commodity trading using its own capital across foreign exchange, agriculture, energy, metals, and equity markets, emphasizing market technology and risk management frameworks as competitive differentiators.

These firms collectively illustrate the heterogeneity within the trading sector—from boutique commodity specialists to billion-dollar-scale quantitative hedge funds—all functioning as essential market infrastructure providers through their liquidity provision and sophisticated capital deployment.

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Sources

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Builtin 23 Trading Firms to Know