The Role of Mutual Funds in a Diversified Portfolio The Role of Mutual Funds in a Diversified Portfolio A diversified portfolio is a key concept in investing and mutual funds play an important role in helping investors achieve this. Kiran Shroff / Thursday, January 16, 2025 / Article rating: 5.0 Mutual funds play a key role in building a diversified portfolio by offering a mix of investments that can help reduce risk and provide steady growth.