Robinhood hosts an Open Financial Exchange (OFX) server from which your 1099-B realized gain and loss information may be retrieved by our program.

If you have more than 3,000 transactions, Robinhood will not return your transactions through their OFX server.

To retrieve information from their server, you will need the following information:
  Account Number
  Social Security Number / Tax ID

Regarding the above, they indicate:
Your Account Number is your Robinhood account number (5XX#####).

Please email us at with new information if any of the above is out-of-date or incomplete.