Fidelity As one of the largest brokers in the U.S., Fidelity is designed to serve the vast majority of retail investors, and it does it well

Merrill Edge The Bank of America Merrill Lynch effort is a solid addition to the discount brokerage market. Customers are generally happy with the platform

TD Ameritrade TD Ameritrade, which is merging its platform with that of Charles Schwab, offers commission-free stock and exchange-traded funds in addition to no account management fees or minimums

Charles Schwab Charles Schwab is a discount broker with service, education, trading tools and research that puts it in the top tier of investment firms.

Interactive Brokers Interactive Brokers, a great choice for sophisticated traders, participates in more than 135 global markets.

E-Trade E-Trade was the first completely online trading platform and continues to innovate. The firm remains competitive with access to a range of investment asset

Ally Invest \Ally Invest offers stocks, exchange-traded funds and bonds, plus foreign exchange, six levels of options trading and low-commission mutual funds

Wells Trade WellsTrade is a sound investment platform appropriate for buy-and-hold investors seeking basic investment assets