[Jane Street Annual Trading Revenue Reaches $39.6 Billion, Surpassing Wall Street Giants] According to Bloomberg Terminal, quantitative trading firm Jane Street Group achieved approximately $39.6 billion in trading revenue in 2025, with $15.5 billion contributed in the fourth quarter, setting a Wall Street record. The company, with only about 3,500 employees, outperformed major competitor JPMorgan Chase & Co. by approximately 11% in annual revenue, demonstrating that the quantitative trading giant has surpassed traditional investment banks in profitability.