Fund Performance: Strong historical returns and consistent outperformance relative to its benchmark tend to drive higher demand and thus a higher price.

Market Sentiment: General investor confidence or fear in the overall market or specific sectors can significantly impact fund flows and price.

Expense Ratio: A lower expense ratio makes the fund more attractive, potentially increasing demand and price, while higher fees can deter investors.

Underlying Assets: The performance of the securities held within the STARX.US fund directly influences its net asset value (NAV) and market price.

Supply and Demand: Basic economic principles apply; higher demand pushes the price up, while increased selling pressure can lower it.

Interest Rates: Changes in interest rate environments can affect the attractiveness of STARX.US relative to other investment options.

Economic Conditions: Macroeconomic factors like GDP growth, inflation, and unemployment can influence investor risk appetite and thus fund prices.