Question: what is the best online brokerage firm?
Answer: Best Online Brokers and Trading Platforms for July 2020: Best Overall: Fidelity Investments. Best for Beginners: TD Ameritrade. Best for Options: tastyworks. Best for Advanced Traders: Interactive Brokers. Best for Mobile: TD Ameritrade. Best for International Trading: Interactive Brokers. Best for Low Costs: tastyworks.