The poll considered cash and cash-like investments to include money market funds, checking and savings accounts, plus certificates of deposit.
A recent Capgemini Research Institute survey also found affluent investors are holding a record share of cash.
On one hand, having more money in cash today isn't necessarily a bad move due to higher interest rates, advisors said.
Yet, the CNBC millionaire survey suggests wealthy millennials shifted into cash more readily than older investors.
When to boost cash holdingsBut there are circumstances in which it may make sense to up one's cash-like holdings, she said.
Persons:
Ted Jenkin, Jenkin, it's, millennials, X, Young, Carolyn McClanahan, what's, McClanahan, Cash
Organizations:
Millionaires, CNBC Millionaire Survey, Research Institute, Federal Reserve, CNBC, Planning Partners
Locations:
Atlanta, Jacksonville , Florida