Jun 12, 2019 · In order to receive the commission-free trades, you must designate an existing eligible Fidelity IRA or brokerage account or open and fund a new eligible Fidelity IRA or brokerage account with net new assets. Deposits of $50,000-$99,999 will receive 300 free trades, and deposits of $100,000 or more will receive 500 free trades. Log In to Fidelity.com - Fidelity Investments If you already have a Fidelity Brokerage Account, IRA or workplace savings plan (e.g., a 401k, 403b, or 457 plan), please login to save your application. Username. For U.S. employees, your username (up to 15 characters) can be any customer identifier you've chosen or your Social Security number (SSN).