Fund Performance: Strong historical returns relative to its benchmark attract investors, increasing demand and price.

Interest Rate Changes: Rising interest rates may decrease the fund's attractiveness if other fixed-income options become more competitive.

Credit Quality: Downgrades in the credit ratings of underlying bonds can negatively impact the fund's net asset value (NAV) and price.

Market Sentiment: Overall investor confidence and risk appetite influence demand for fixed-income assets, affecting MMNWX.US.

Fund Flows: Large inflows boost the fund's assets and potentially the price, while outflows can have the opposite effect.

Expense Ratio: Higher expense ratios reduce the fund's net return, making it less appealing compared to lower-cost alternatives.

Economic Conditions: Economic growth or recession can affect corporate bond performance within the fund.

Inflation Expectations: Rising inflation erodes the real return of fixed-income investments, potentially lowering the price.

Management Expertise: Experienced fund managers can positively influence performance and investor confidence.