Fund performance: The underlying assets' performance directly impacts the fund's net asset value (NAV). Better performance generally increases the price.

Market conditions: Broad market trends, economic indicators, and investor sentiment influence asset valuations held within the fund.

Expense ratio: Higher expenses lower returns, affecting the fund's overall value compared to similar, lower-cost funds.

Fund size: Significant inflows or outflows can influence liquidity and potentially impact trading efficiency and returns.

Management fees: Fees charged by the fund manager impact the returns passed onto investors, thus affecting the price.

Interest rates: Changes in interest rates can affect the valuation of fixed-income securities held by the fund.

Currency fluctuations: For funds investing internationally, exchange rate changes can impact returns when translated back to the base currency.

Inflation: Rising inflation erodes purchasing power and can affect the returns of underlying assets, impacting the fund price.