Quant trading giant Jane Street generated approximately $40 billion in revenue last year, surpassing major Wall Street banks.

Quant trading firm Jane Street Group generated approximately $39.6 billion in trading revenue in 2025, with $15.5 billion contributed in Q4 alone—a Wall Street record. With only around 3,500 employees, the firm’s annual revenue exceeded that of major competitor JPMorgan Chase & Co. by roughly 11%, demonstrating that quant trading giants have surpassed traditional investment banks in profitability.