Trading firm Jane Street doubles revenues to $40bn
Record haul surpasses investment banks which once dominated Wall Street
Record haul surpasses investment banks which once dominated Wall Street

Trading firm brought in record $40bn amid financial market volatility

Results cement proprietary trading firm as one of the most profitable on Wall Street

We use some proprietary data, an iPhone calculator and a ton of assumptions to find out

Europe’s biggest investment banks missed out on gains from commodities in quarter marked by oil swings

Deal advice has evolved into a huge legal business but leaves firms vulnerable to misuse of confidential information

Volatility is keeping market-making desks active at a time when mergers and issuance have slowed