optionsXpress by Charles Schwab offers a $100 bonus when you open a new individual or joint account and fund it with at least $500 and make three trades within 12 months of account opening. (The $100 bonus will be depositied in your account within 1 month of meeting the terms and conditions of this offer.) That's the best offer we've ever seen from optionsXpress, an online stock trading platform. Accounts are free to open and there are no minimum balance requirements. It also offers real-time market data, free streaming quotes, unlimited access to web platforms, and more. Deal ends December 31.