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 ...

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 ...

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

We raised $36M in Series B funding. The round was led by Index Ventures, with participation from Andreessen Horowitz, ...

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

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

Indian regulators barred U.S. securities trading company Jane Street from the local market until further orders and seized ...

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 ...