Money 401(k), IRA millionaires at Fidelity surpass record highs in the second quarter August 21, 2019Janna Herron, USA TODAYComments Off on 401(k), IRA millionaires at Fidelity surpass record highs in the second quarter Are you a 401(k) millionaire? Fidelity Investments says the number of its 401(k) account holders with balances over $1 million hit record high.