Highland Funds I - Highland Opportunities and Income Fund is a close-ended fixed income mutual fund launched by Highland Capital Management, L.P. It is managed by Highland Capital Management Fund Advisors, L.P. The fund invests in fixed income markets of countries across the globe. It primarily invests in floating rate loans and other securities deemed to be floating rate investments, with an emphasis on adjustable rate senior loans to corporations and partnerships. The fund seeks to invest in below investment grade securities. It also invests through derivatives. The fund benchmarks the performance of its portfolio against the Credit Suisse Leveraged Loan Index. It was formerly known as Highland Funds I - Highland Income Fund. Highland Funds I - Highland Opportunities and Income Fund was formed on January 13, 2000 and is domiciled in the United States.