Citadel Securities bought Morgan Stanley’s unit focused on electronic market-making for US equity options, expanding the firm’s already dominant role in the popular derivatives, according to people familiar with the matter.

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 Stanley's (NYSE:MS) electronic options market-making business, cementing its position in the industry.

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

Citadel Securities bought the unit of Morgan Stanley that’s focused on electronic market-making for US equity options, a move that further cements the firm’s dominant role in the popular derivatives.

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

A federal appeals court rejected Morgan Stanley’s request to revisit a lower court’s order to compel advisors to take their deferred compensation claims against the company to private arbitration.

Citadel Securities is buying Morgan Stanley's unit focused on electronic market-making for US equity options. The move expands the firm's already dominant role in the market. Bloomberg's Sridhar Natarajan joined Wall Street Beat on Open Interest to talk about the deal.

Morgan Stanley is shuttering a unit focused on electronic market-making for US equity options, retreating from a corner of the derivatives landscape that’s grown increasingly popular with retail ...

Morgan Stanley MS is planning to shut its automated market-making business that specializes in electronic market-making for U.S. stock options. The news was reported by Bloomberg, citing sources familiar with the matter.

Complete digital access to quality FT journalism with expert analysis from industry leaders. Pay a year upfront and save 20%. Essential digital access to quality FT journalism on any device. Pay a year upfront and save 20%.