A online stock broker should offer access to not only trading stocks, but also a strong selection of no load mutual funds, commission free ETFs, and complex options. Other unique investment offerings to look for could include direct market routing, conditional orders, futures trading, and forex trading. The 10 best brokerage firms above offer their customers online investing in the U.S. stock market (NYSE, NASDAQ, and S&P companies). Clients could either buy individual stocks or, to lower their risk exposure, they can purchase exchange traded funds as well as various mutual funds (index, target retirement, stocks, international and others). Stock Brokers Find The Best Online Broker For Your Trading Or Investing Needs Compare online brokers by commissions, fees, account minimums and other special features using the tables below.