[Underlying Asset Performance]: The price of SUSSX.US primarily reflects the performance of the underlying securities it holds. Positive performance in those holdings will drive the fund's price upward, while negative performance will cause it to decline.

[Interest Rate Changes]: Shifts in interest rates can impact the value of fixed-income securities within SUSSX.US. Generally, rising interest rates lead to a decrease in bond values and vice versa.

[Market Sentiment]: Overall investor confidence and risk appetite influence demand for SUSSX.US. Positive sentiment can increase demand and price, while negative sentiment can lead to selling pressure and lower prices.

[Economic Conditions]: Macroeconomic factors such as inflation, GDP growth, and unemployment rates can affect the performance of the underlying assets and, consequently, the price of SUSSX.US.

[Fund Flows]: Large inflows of money into SUSSX.US can increase demand and potentially drive up the price, while significant outflows can create selling pressure and lower the price.

[Fund Management Strategy]: The investment decisions made by the fund's managers, including security selection and asset allocation, will impact its overall performance and therefore affect the price of SUSSX.US.

[Credit Risk]: The creditworthiness of the issuers of debt securities held within SUSSX.US can impact the fund's value. Downgrades or defaults can lead to price declines.

[Liquidity]: The ease with which the underlying assets can be bought or sold can influence SUSSX.US's price. Illiquid assets may result in larger price swings.