Depends what you are trying to do. Vanguard, Fidelity, Schwab, TD Ameritrade (while they are still separate-ish) all have different pros and cons. What do you

Depends what you are trying to do. Vanguard, Fidelity, Schwab, TD Ameritrade (while they are still separate-ish) all have different pros and cons. What do you need?