Economic Conditions: Overall economic health, including GDP growth, inflation, and unemployment rates, influences investor sentiment and market performance.

Interest Rates: Changes in interest rates by the Federal Reserve can impact bond yields and investor appetite for fixed income assets.

Market Volatility: Increased market volatility can lead to fluctuations in fund prices as investors adjust their portfolios.

Credit Spreads: Widening credit spreads indicate higher perceived risk in corporate bonds, potentially lowering fund values.

Fund Holdings: The specific bonds and other assets held within the fund directly affect its performance and price.

Supply and Demand: Investor demand for SFILX.US shares can influence its price, especially in the short term.

Fund Management: The skill and strategy of the fund manager in selecting and managing assets contribute to fund performance.

Sector Performance: The performance of the specific sectors in which the fund invests, such as technology or healthcare, can impact its price.