Best Online Broker for Bond Investors

How we picked the companies to evaluate:

NerdWallet reviewed 16 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 bond investing:
  • The number and type of bonds offered (60%).
  • Customer service, including hours of availability, ease of finding key information on the provider’s website and educational support offerings (20%).
  • Account fees, including any annual, closing or inactivity fees (10%).
  • Interest rate on uninvested cash (10%).

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.