Citadel Securities bought Morgan Stanley’s unit focused on electronic market-making for US equity options, expanding the firm ...

Citadel Securities bought the unit of Morgan Stanley that’s focused on electronic market-making for US equity options, a move ...

Virtu lends its support to IEX after Ken Griffin’s firm criticised planned exchange’s ability to cancel and reprice trades ...

Citadel Securities is buying Morgan Stanley's unit focused on electronic market-making for US equity options. The move ...

The stock market is right to be trading around highs, but the bond market is off base in assessing that Federal Reserve rate ...

Sebi aims to stay proactive as HFT and quant firms like Citadel Securities, Optiver, Millennium, and IMC Trading are ...

US president’s offensive against Jay Powell has prompted swings in the dollar and lifted long-term inflation expectations ...

Citadel Securities acquires Morgan Stanley's electronic options market-making business, solidifying its industry dominance.

The firm focused in particular on the Options Risk Parameter (ORP) Indicator, a key feature of the IEX Options model. The ORP ...

At $4.3 billion, equity-trading revenue for the second quarter was about $600 million more than what analysts were expecting ...

In a letter to the Securities and Exchange Commission dated July 9, Virtu called IEX's proposed platform a "well-intentioned" ...

Griffin, who runs a $66 billion hedge fund, was able to navigate markets that turned turbulent in April after U.S. President Donald Trump announced "reciprocal" tariffs on dozens of countries. Citadel ...