Smart Insights from Professional Advisers at Kiplinger.
Retirement assets represent over 34% of all household financial assets in the U.S., estimates show, with the grand total topping $26 trillion. IRA assets represent over $8 trillion of the sum and are the greatest single share class as well as the fastest growing share of retirement assets, due to the aging population and rollovers of 401(k)s and other retirement plan assets.