Underlying Asset Performance: The performance of the assets held within the EUFUND (LU0173781047) directly impacts its price. If the underlying investments, such as stocks or bonds, increase in value, the fund's price typically rises.

Market Conditions: Overall market sentiment and economic conditions significantly influence fund prices. Bull markets generally lead to price appreciation, while bear markets often result in declines.

Interest Rates: Changes in interest rates can affect bond values held by the fund. Rising rates typically decrease bond prices, impacting the fund's value, while falling rates can increase it.

Currency Fluctuations: If the fund invests in assets denominated in foreign currencies, exchange rate fluctuations can affect its price. A strengthening Euro (if the fund's base currency is Euro) relative to other currencies can increase the fund's value when those foreign assets are converted back.

Fund Flows: Significant inflows or outflows of capital into or out of the fund can impact its price, especially for smaller funds. Large redemptions may force the fund manager to sell assets, potentially lowering the price, while large inflows might drive it up.

Expense Ratio: The fund's expense ratio (fees charged to manage the fund) indirectly affects its price over time. Higher expenses can reduce the overall return and thus the fund's relative price compared to lower-cost alternatives.

Fund Manager's Skill: The fund manager's ability to select profitable investments plays a crucial role in the fund's performance and, consequently, its price.