Jane Street is a global proprietary trading firm founded in 2000, with its headquarters in New York City. The firm employs over 3,000 people across major offices in London, Hong Kong, Amsterdam, Chicago, and Singapore. Jane Street is known for its quantitative and technology-driven trading approach, utilizing advanced techniques such as algorithmic strategies, machine learning, and functional programming.

The company trades a diverse range of asset classes, including equities, fixed income, commodities, options, and cryptocurrencies, across more than 200 venues in 45 countries. Jane Street plays a significant role as a principal market maker and liquidity provider, particularly in exchange-traded funds (ETFs). In 2020, the firm traded over $17 trillion in securities, demonstrating its scale and impact on the market.

Jane Street emphasizes ethical conduct and regulatory compliance, fostering trust with clients and regulators. The firm promotes a collaborative work environment that encourages innovation and continuous learning, supporting the development of effective trading strategies and liquidity solutions for institutional investors.