A key trading signal flashed for Tesla shares at a price of $434.91, after which TSLA rose more than 3% to hit an intraday ...

A key trading signal flashed for Micron Technology shares at a price of $365.69, after which MU rose more than 2% to an ...

Explore the pros and cons of commission-free stock trading. Find out how brokerages profit and what this might mean for order execution and investor protection.

Virtu Financial ( VIRT ), Akuna Capital, Belvedere Trading, and Optiver are investing in a firm that will buy U.S. options ...