Global Market Performance: IDVSX invests in international stocks. Broad market trends in developed and emerging economies directly impact its net asset value (NAV). Positive global growth boosts performance. Currency Fluctuations: As an international fund, currency exchange rates matter. A stronger US dollar relative to other currencies can negatively impact returns, while a weaker dollar can enhance them. Interest Rate Changes: Interest rate policies implemented by central banks of countries included in the fund's portfolio can influence the valuations of companies the fund holds. Company Specific Factors: The financial health and performance of individual companies within the fund's holdings directly affect its value. Earnings reports, news and other events can play a role. Geopolitical Events: Political instability, trade wars, and other global events can introduce uncertainty and volatility, affecting investor sentiment and ultimately fund prices. Fund Management Decisions: The fund manager's investment strategy and stock selection skills influence the fund's performance relative to its benchmark.