The Janus Henderson Mortgage-Backed Securities ETF (JMBS) seeks to provide current income by investing in mortgage-backed securities, which are bonds backed by pools of residential or commercial mortgages that pass through principal and interest payments from borrowers to investors.
How It Works
JMBS employs an actively managed approach to select mortgage-backed securities across government-sponsored enterprises like Fannie Mae and Freddie Mac, as well as private-label securities. The fund's portfolio managers analyze credit quality, prepayment risk, and interest rate sensitivity to construct a diversified portfolio. Holdings are continuously monitored and adjusted based on market conditions, credit fundamentals, and relative value opportunities across the mortgage market.
Key Features
- Actively managed by experienced fixed-income specialists who can adapt to changing mortgage market conditions and credit cycles
- Focuses exclusively on mortgage-backed securities, providing targeted exposure to this specific fixed-income sector with 4.17% dividend yield
- Zero expense ratio makes it cost-competitive compared to other actively managed fixed-income ETFs in the mortgage space
Risks
- This ETF can lose value when interest rates rise, as mortgage-backed securities are highly sensitive to rate changes and could decline 5-15% in rising rate environments
- Prepayment risk occurs when homeowners refinance mortgages early during falling rates, forcing reinvestment at lower yields and reducing total returns over time
- Credit risk exists if underlying mortgage borrowers default, particularly during economic downturns when housing markets weaken and unemployment rises significantly
Who Should Own This
Best suited for income-focused investors with medium risk tolerance seeking monthly distributions and 3-5 year time horizons. Works as a satellite holding (5-15% of fixed-income allocation) for those wanting specialized mortgage exposure beyond traditional bond funds. Requires understanding of interest rate sensitivity and prepayment dynamics.