v3.26.1
N-2 - $ / shares
 6 Months Ended
Mar. 31, 2026
Sep. 30, 2025
Mar. 31, 2025
 [1]
Sep. 30, 2024
Cover [Abstract]        
Entity Central Index Key 0001383414      
Amendment Flag false      
Securities Act File Number 814-00736      
Document Type 10-Q      
Entity Registrant Name PENNANTPARK INVESTMENT CORPORATION      
Entity Address, Address Line One 1691 Michigan Avenue      
Entity Address, City or Town Miami Beach      
Entity Address, State or Province FL      
Entity Address, Postal Zip Code 33139      
City Area Code 786      
Local Phone Number 297-9500      
Entity Emerging Growth Company false      
General Description of Registrant [Abstract]        
Investment Objectives and Practices [Text Block]

PennantPark Investment Corporation is a BDC whose principal objectives are to generate both current income and capital appreciation while seeking to preserve capital through debt and equity investments primarily made to U.S. middle-market companies in the form of first lien secured debt, second lien secured debt, subordinated debt and equity investments.

 

We believe middle-market companies offer attractive risk-reward to investors due to a limited amount of capital available for such companies. We hold a carefully constructed portfolio that includes first lien secured debt, second lien secured debt, subordinated debt and equity investments ranging from approximately $10 million to $50 million of capital, on average, in the securities of middle-market companies. We expect this investment size to vary proportionately with the size of our capital base. We use the term “middle-market” to refer to companies with annual revenues between $50 million and $1 billion. The companies in which we invest are typically highly leveraged, and, in most cases, are not rated by national rating agencies. If such companies were rated, we believe that they would typically receive a rating below investment grade (between BB and CCC under the Standard & Poor’s system) from the national rating agencies. Securities rated below investment grade are often referred to as “leveraged loans” or “high yield” securities or “junk bonds” and are often higher risk and have speculative characteristic compared to debt instruments that are rated above investment grade. Our debt investments may generally range in maturity from three to ten years and are made in U.S. and, to a limited extent, non-U.S. corporations, partnerships and other business entities which operate in various industries and geographical regions.

Our investment activity depends on many factors, including the amount of debt and equity capital available to middle-market companies, the level of merger and acquisition activity for such companies, the general economic environment and the competitive environment for the types of investments we make. We have used, and expect to continue to use, our debt capital, proceeds from the rotation of our portfolio and proceeds from public and private offerings of securities to finance our investment objectives.

      
Risk Factors [Table Text Block]

Item 1A. Risk Factors

 

In addition to the other information set forth in this Report, you should consider carefully the factors discussed below, as well as in Part I “Item 1A. Risk Factors” in our Annual Report on Form 10-K for the fiscal year ended September 30, 2025, filed on November 24, 2025, which could materially affect our business, financial condition and/or operating results. The risks as in our Annual Report on Form 10-K are not the only risks facing PennantPark Investment Corp. Additional risks and uncertainties not currently known to us or that we currently deem to be immaterial also may materially and adversely affect our business, financial condition and/or operating results.

 

Middle East Conflict

The ongoing conflicts in the Middle East, including the involvement of the United States and other countries, as well as political and civil unrest related to the foregoing, could have severe adverse effects on regional and global economic markets. It is difficult to predict the conflicts' impact on global economic and market conditions and, as a result, there is material uncertainty and risk with respect to us and our portfolio companies, and our ability and the ability of the portfolio companies to achieve their investment objectives.

We may be subject to risks related to investments in companies in the software industry.

The software industry can be significantly affected by intense competition, aggressive pricing, technological innovations, and product obsolescence. Companies in the software industry are subject to significant competitive pressures, such as aggressive pricing, new market entrants, competition for market share, short product cycles due to an accelerated rate of technological developments and the potential for limited earnings and/or falling profit margins. These companies also face the risks that new services, equipment or technologies will not be accepted by consumers and businesses or will become rapidly obsolete. These factors can affect the profitability of these companies and, as a result, the value of their securities. Also, patent protection is integral to the success of many companies in this industry, and profitability can be affected materially by, among other things, the cost of obtaining (or failing to obtain) patent approvals, the cost of litigating patent infringement and the loss of patent protection for products (which significantly increases pricing pressures and can materially reduce profitability with respect to such products) . In addition, many software companies have limited operating histories. Prices of these companies' securities historically have been more volatile than other securities, especially over the short term.

      
NAV Per Share $ 6.73 [1] $ 7.11 $ 7.48 $ 7.56
[1] The six months ended March 31, 2025 does not foot due to rounding.