[Quant Giant Jane Street Achieved Approximately $40 Billion in Revenue Last Year, Surpassing Major Wall Street Banks] According to Deep Tide TechFlow, on April 24, 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 its main competitor JPMorgan Chase & Co. by approximately 11% in annual revenue, demonstrating that the quant trading giant has surpassed traditional investment banks in profitability.