Fund Performance: A fund's past performance is a major driver. Strong historical returns usually attract more investors, increasing demand and potentially pushing the price higher. Conversely, poor performance can lead to outflows and price decline.

Market Conditions: General market trends significantly impact fund value. Bull markets typically lift fund prices, while bear markets often cause them to fall. Economic factors like interest rates, inflation, and GDP growth play a role.

Sector Performance: The sectors the fund invests in are critical. If the fund is heavily weighted in technology and the tech sector is booming, the fund price will likely increase. Sector downturns conversely hurt the fund.

Fund Manager Skill: The expertise of the fund manager in selecting investments directly affects returns. A skilled manager can outperform the market, leading to higher fund prices.

Expense Ratio: Higher expense ratios can erode returns, ultimately impacting the fund's attractiveness and potentially its price. Lower expenses generally improve the net return to investors.

Investor Sentiment: Overall investor confidence and risk appetite affect demand for funds. Positive sentiment can drive inflows and increase prices, while fear can lead to sell-offs and price decreases.

Currency Fluctuations: If the fund invests in foreign assets, currency fluctuations can impact the value when translated back to the fund's base currency. A stronger base currency can reduce the value of foreign assets.