Janus Henderson High-Yield Fund (JHYFX) is an open-ended mutual fund that seeks high current income, with capital appreciation as a secondary objective, by normally investing at least 80% of its net assets in high-yield corporate bonds and related instruments rated below investment grade; these primarily include fixed-rate and floating-rate debt securities across various sectors such as healthcare, industrials, consumer cyclical, basic materials, and technology, with top holdings encompassing FTAI Infrastructure Inc. 10.5%, Garda World Security Corporation 6%, Standard Building Solutions Inc. 3.375%, StoneX Group Inc. 7.875%, and Tallgrass Energy Partners 6%; the portfolio features approximately 72% in U.S. bonds, 19% in non-U.S. bonds, 5% cash, and minor allocations to U.S. stocks and other assets. The fund offers multiple share classes including Class I (JHYFX) with a net expense ratio of 0.74% and minimum initial investment of $2,500, Class A (JHYAX) with a 0.95% expense ratio and 4.75% front-end load, and Class S (JDHYX) with a 1.13% expense ratio, all domiciled in the United States and available primarily to U.S. investors through financial intermediaries. Launched on July 6, 2009, and managed by Brent Olson since June 2019 alongside Thomas Ross and Brad Smith, the fund is part of the offerings from Janus Henderson Investors, the global asset manager formed by the 2017 merger of Janus Capital (founded 1969 in Denver, Colorado) and Henderson Global Investors (roots in 1934, London), headquartered at 151 Detroit Street, Denver, Colorado, with total net assets of approximately $694 million across classes and operations serving institutional and individual clients worldwide. In recent strategic developments, Janus Henderson has pursued growth through acquisitions including Tabula Investment Management in May 2024 to expand European ETF capabilities, a majority stake in Victory Park Capital Advisors in August 2024 (expected to close Q4 2024) to bolster private credit offerings, and NBK Capital Partners (rebranded as Janus Henderson Emerging Markets Private Investments Ltd.) to enter emerging markets private capital; additionally, a April 2025 partnership with The Guardian Life Insurance Company of America provides for managing a $45 billion investment-grade fixed income portfolio with $400 million seed capital, enhancing overall fixed income strategies amid a research-driven high-conviction approach to high-yield investing.