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 ...

Ken Griffin’s Citadel Securities has bought Morgan Stanley’s electronic options market making business, underscoring how high ...

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

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

AI startups like OpenAI and Anthropic are targeting quants with a tantalizing pitch: eye-popping pay and a chance to build ...

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 ...

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 ...

Engineer and strategist Daniel Kornum is pioneering agentic AI through NakedSignal — redefining how businesses use real-time ...