Fidelity Investments‘ second-quarter retirement analysis reveals a significant increase in the number of retirement millionaires, with 401(k) millionaires rising 2.5% to 497,000 and IRA millionaires increasing 6% to 398,594. This growth marks the third consecutive quarter of expansion for retirement savers’ assets, driven by strong contribution levels and favorable market conditions. The analysis shows that average account balances have reached near-record highs. IRA balances increased to $129,200, while 401(k) balances rose to $127,100, representing substantial growth compared to five and 10 …