Get expert advice from The Motley Fool on the best stock brokers for your investment needs. Don't miss out on these 10 best trading platforms - Sign Up and Start Trading!, The best online brokers for trading stocks: Top firms for 2025. An online broker is a financial institution that allows you to purchase securities, including stocks, through an online platform , The best online brokers and trading apps are Charles Schwab, E*TRADE, Fidelity, Interactive Brokers, eToro, Webull, Robinhood, TradeStation and Vanguard., Investopedia researched the best online brokers, analyzing features like usability, trading experience, available assets, and so much more, to help readers find the best option that fits their needs., Stock trading platform: Designed for mobile trading, but also offers basic browser-based trading and an advanced trading platform. Best for: High interest on uninvested cash; streamlined , Here are three of the best-automated trading platforms available in the U.S.: TradeStation: TradeStation is an advanced trading platform that offers a range of tools and features for automated .