Underlying Asset Performance: The primary driver is the performance of the assets held within the fund. If the fund invests in stocks, their price fluctuations directly influence the fund's Net Asset Value (NAV).

Market Sentiment: Overall investor confidence and market trends impact demand for the fund. Positive sentiment can drive inflows, increasing the price, while negative sentiment can trigger outflows, decreasing it.

Economic Conditions: Macroeconomic factors like interest rates, inflation, and GDP growth can affect the value of the underlying assets and investor sentiment, thus influencing the fund's price.

Fund Management Strategy: The fund manager's investment decisions, including asset allocation and security selection, can significantly impact the fund's performance and price.

Expense Ratio: Higher expense ratios can negatively affect the fund's returns, potentially impacting its price relative to similar funds with lower costs.

Supply and Demand: Like any investment, the price of the fund is influenced by the balance between the number of investors wanting to buy (demand) and those wanting to sell (supply).