Oaktree Specialty Lending Corporation is a specialty finance company that provides customized credit solutions to companies with limited access to public or syndicated capital markets. The company operates as a closed end externally managed non diversified management investment company that has elected to be regulated as a Business Development Company under the Investment Company Act of 1940 and also qualifies as a regulated investment company for tax purposes. Its investment objective is to generate current income and capital appreciation by offering flexible financing solutions such as first lien loans unitranche loans second lien loans mezzanine loans unsecured loans bonds preferred equity and certain equity co investments. As of September 30 2025 the company's portfolio totaled approximately $2.8 billion at fair value and included 143 portfolio companies. Of these investments debt instruments represented about 94.6% of the portfolio while equity holdings accounted for the remainder. The company maintains a leverage strategy consistent with BDC regulations targeting a debt to equity ratio between 0.90 and 1.25.

The company generates revenue primarily from interest income on its debt portfolio which includes loans and bonds. It also earns dividend income from equity holdings and realizes capital gains through secondary investments purchased at discounts to par. Additional revenue comes from fees associated with loan origination structuring and ongoing portfolio management. The weighted average annual yield of its debt investments was approximately 9.8% as of September 30 2025. The company also earns income from structuring fees and amendment fees related to its loan agreements.

Oaktree Specialty Lending Corporation operates in a highly competitive market for investment opportunities where it faces competition from other business development companies private equity funds commercial banks and commercial finance companies. Many of these competitors possess greater financial resources lower costs of funds and higher risk tolerances which may allow them to pursue a broader range of investments. The company's competitive advantage stems from its external manager Oaktree which brings deep expertise in credit analysis proprietary deal sourcing and long standing relationships with financial sponsors. Its disciplined approach to risk management focus on covenant protections and diversified portfolio limits helps it navigate credit cycles while aiming to preserve capital. The firm's investment team conducts thorough due diligence on cash flows collateral value and exit scenarios before committing capital. It seeks to limit any single position to no more than five percent of the total portfolio to reduce idiosyncratic risk. Oaktree's global platform provides access to a broad network of intermediaries and co investors which enhances its ability to source unique opportunities.

The company serves a diverse base of middle market companies across various industries that typically exhibit resilient business models and strong underlying fundamentals. These borrowers often have limited access to traditional lending sources and seek tailored financing solutions to support growth acquisitions or recapitalizations. Oaktree Specialty Lending Corporation also participates in joint ventures that invest in senior secured loans of middle market companies further expanding its borrower base. Typical borrowers include privately held enterprises seeking growth capital acquisition financing or recapitalization support. The company does not disclose individual client names but its portfolio spans a range of industries reflecting its middle market focus.