Citadel Securities bought Morgan Stanley’s unit focused on electronic market-making for US equity options, expanding the firm ...

Trading and market making firm Virtu Financial threw its support behind a proposal by IEX to launch a new U.S. options ...

The study also introduces the idea of “Composite Share Issuance,” or CSI, as a tool to assess whether a company is over or ...

A safer way to gain exposure to the chipmaker is via weighted index funds. As the S&P 500’s largest company by market cap, Nvidia has a dominant weighting in a handful of broad-based, lower-risk ...