If you’re one of the many investors who first came to the stock market in the last few years, you’ve likely heard of Robinhood. But a Chinese-owned rival named Webull has also been raking in users.

Robinhood offers commission-free trades and a simple interface for beginners. Charles Schwab provides strong research tools and two investing apps for flexibility. Webull includes advanced charting ...

Unlike assets like stocks and bonds, options are contracts that grant the right to buy or sell an underlying asset like a stock or bond at a particular price, known as the strike price. Options ...