DoubleLine Opportunistic Credit Fund is a mutual fund managed by DoubleLine Capital LP that invests in the fixed income markets, including U.S Government securities, corporate debt, and short-term investments. The fund also invests in various debt securities such as residential and commercial mortgage-backed securities, and international sovereign debt. The fund's portfolio is benchmarked against the Barclays Capital U.S. Aggregate Bond Index and was established in July 2011 in the United States.