Fund Performance: Strong historical returns typically attract more investors, increasing demand and potentially driving up the price (Net Asset Value or NAV). Conversely, poor performance can lead to redemptions, lowering the NAV.

Market Conditions: Broad market trends (e.g., bull or bear markets) significantly influence FUSCX's price. Positive market sentiment generally lifts the fund's NAV, while negative sentiment pushes it down.

Interest Rates: Rising interest rates can make bonds more attractive, potentially diverting investments away from stock funds like FUSCX and decreasing its NAV. Falling rates often have the opposite effect.

Economic Data: Key economic indicators (GDP growth, inflation, unemployment) impact market sentiment and company earnings, indirectly affecting FUSCX's underlying holdings and thus its NAV.

Fund Expenses: Higher expense ratios (management fees, operating costs) can reduce the fund's overall return and potentially impact its competitiveness and attractiveness to investors.

Investor Sentiment: Overall investor confidence or fear can drive buying and selling pressure, regardless of fundamental factors, influencing the fund's NAV in the short term.

Company Specifics: The performance of the individual companies held within FUSCX's portfolio directly impacts the fund's overall value. Positive company earnings reports boost the NAV, while negative news can decrease it.

Currency Fluctuations: Since FUSCX likely holds some international investments, changes in currency exchange rates can impact the value of those holdings when translated back to US dollars.

Fund Manager Expertise: The skill and strategy of the fund manager in selecting investments and managing risk significantly impact the fund's performance and its price over time.