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 ...

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

It's a good time to be a market maker if your name is Citadel Securities. The firm led by Ken Griffin just scooped up Morgan ...

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

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

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

Discover how Citadel Securities solidifies its dominance in market-making with a key acquisition from Morgan Stanley.

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

Citadel Securities is under the microscope over its relationship with Robinhood. But the high-frequency trading firm is not laying low. On the same day that Senator Elizabeth Warren demanded ...

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