Oaktree Specialty Lending Corporation (NASDAQ: OCSL) is a publicly traded, externally managed business development company (BDC). Its investment objective is to generate current income and capital appreciation by providing customized credit solutions to middle-market companies in the United States. The company seeks to invest primarily in the debt of private companies, including first and second lien loans, unsecured and mezzanine loans, and, to a lesser extent, preferred and common equity. OCSL is managed by Oaktree Capital Management, L.P., a leading global alternative investment management firm.