Interest Rates: Rising interest rates typically decrease the value of bonds held by CBHIX.US, as newly issued bonds offer higher yields. Conversely, falling rates can increase its value.

Credit Quality: Downgrades in the credit ratings of bonds within the fund’s portfolio can lead to price declines. Higher-rated bonds are generally more stable and less volatile.

Inflation Expectations: Increased inflation erodes the real value of fixed income investments, potentially causing bond prices within the fund to fall as investors demand higher yields to compensate.

Economic Growth: Strong economic growth can sometimes lead to higher interest rates, negatively impacting bond prices. Slower growth might lead to lower rates, benefiting the fund.

Market Sentiment: General risk aversion in the market can drive investors towards safer assets like government bonds, potentially increasing demand and prices for funds like CBHIX.US investing in those bonds.

Fund Flows: Large inflows or outflows can influence the fund's NAV, especially if the fund needs to quickly buy or sell holdings to accommodate investor activity.

Duration: A longer duration means the fund is more sensitive to interest rate changes. Higher duration means greater impact from changing interest rates.