3 ways to grow your 401(k), no matter your age By: CNBC.com News March 11, 2014 at 07:00 AM EDT All generations of pre-retirees are facing some level of savings shortfall, but there are steps anyone can take to help build their 401(k). Read More >> Related Stocks: Amtd Idea Group Irsa Inversiones Y Representaciones S.A. ADR