T. Rowe Price's Millennial Retirement Saving and Spending Study involved interviews with over 3,000 workers from various generations to analyze the financial behaviors of millennials saving in 401(k) plans. The findings reveal that millennials demonstrate financial awareness, with an average contribution rate of 8% and a high level of comfort regarding their financial future, as well as a desire for guidance in managing spending and debt. Additionally, millennials show a preference for automatic enrollment in retirement plans and generally maintain spending within their means.