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 ...

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 ...

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

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

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Ken Griffin’s Citadel Securities has bought Morgan Stanley’s electronic options market making business ...

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

An internal company memo revealed the person is a neurologist who previously worked at Morgan Stanley and is a Harvard grad.

Liquidnet has made a series of key hires to accelerate the growth of its Equities franchise in the Americas, according to a ...

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 ...