Fund Performance: Historical and current performance of the fund directly impacts its attractiveness and price. Strong returns usually lead to higher demand and price.

Market Conditions: Overall market trends, economic growth, interest rates, and inflation influence the value of the underlying assets held by the fund.

Sector Performance: The specific sectors the fund invests in (e.g., technology, healthcare) will affect its price depending on how well those sectors are performing.

Fund Management: The skill and experience of the fund manager, their investment strategy, and their ability to select profitable assets play a crucial role.

Expense Ratio: The fund's operating expenses (management fees, administrative costs) affect net returns and, therefore, the fund's price. Lower expense ratios are generally more favorable.

Investor Sentiment: Positive or negative sentiment towards the fund or the asset classes it holds can drive demand and affect the price.

Fund Size & Liquidity: A larger fund may have greater stability, while liquidity (ease of buying/selling) impacts price volatility.

Currency Exchange Rates: If the fund invests in foreign assets, fluctuations in exchange rates will impact the fund's value when translated back to EUR.

Regulatory Changes: Changes in regulations affecting the fund's investments or the financial markets can impact its price.