Best Online Broker for IRA Investing

How we picked the companies to evaluate:

NerdWallet reviewed 17 online brokerages that offer self-directed accounts. These brokerages constitute the majority of that market based on their assets under management. Some of the providers are NerdWallet partners, but this did not influence our selection of the winner.

How we chose the winner:

NerdWallet evaluated each provider across the weighted criteria below to determine the winner for IRA investing:
  • Customer service, including hours of availability, ease of finding key information on the provider’s website and educational support offerings (20%).
  • Number of low-expense-ratio funds (20%).
  • Retirement planning tools (20%).
  • Number of no-transaction-fee mutual funds (10%).
  • Number of low-minimum mutual/index funds (10%).
  • Low or no account fees (partial transfer, full transfer or closing) (5%).
  • Mobile app ratings in the Apple and Google app stores (5%).
  • Research and data, including number of third-party providers and quality of research tools (5%).
  • Trading platform: ease of use, availability and included tools (2.5%).
  • Stock-trading commissions (2.5%).

How we verified our data:

NerdWallet writers sent detailed questions to all reviewed companies. NerdWallet writers and editors also confirmed fees, rates, policies and other key features on each company's website.