BENGALURU — U.S.-based high-frequency trading firm Jane Street has vowed to challenge a sweeping ban imposed by India’s top financial watchdog, which has accused the firm of manipulating the country’s ...

Two senior employees on Citadel Securities’s index arbitrage team have left the firm, said people familiar with the matter. Francois Jeulin, Hong Kong-based global head of the team, departed after ...

The line between arbitrage and market manipulation has long been one of the grayest areas in financial markets — and India's recent action against high-frequency trading giant Jane Street has brought ...

We know that U.S. equity futures and S&P 500 index prices track each other very closely, so clearly arbitrage occurs. Today, using low latency data, we identify large amounts of the value in the S&P ...