Merrill Edge is a full-service, beginner-friendly broker with low fees, but isn't great for expert traders.
Ally Invest offers some of the lowest prices around, but make sure you read the fine print to avoid possible…
TD Ameritrade is a strong trading platform with services that are worth the extra cost.
For the lowest fees offered by a reputable online broker, OptionsHouse is going to be your best bet.
E*Trade is user-friendly with great pricing, and has a robust library of investment information.
Scottrade provides consistant, quality customer service, and a user-friendly platform at a reasonable cost