Money With stocks in a bear market, is now the right time to be rebalancing 401(k) holdings? April 27, 2020April 27, 2020 Adam Shell, Special to USA TODAY Comments Off on With stocks in a bear market, is now the right time to be rebalancing 401(k) holdings? Wild swings in the stock market can hurt 401(k)s in two ways. Emotions can take over and an investor's asset mix can get out of wack. What can you do?