An Abney Associates Ameriprise Financial Advisor - A well-diversified investment portfolio contains a mix of stocks, bonds, short-term cash investments, and savings accounts that is tailored to your investment goals and risk tolerance. If you want to diversify your investment portfolio further, you can look to other investment possibilities. Here are a few of these, with brief explanations of what they are, how they can be used, and what the risks and potential rewards may be.