Net Asset Value (NAV): The underlying value of the fund's holdings. Fluctuations in bond prices and currency values directly impact NBNCX.US's NAV.

Interest Rate Movements: Rising interest rates generally decrease bond values, thus lowering NBNCX.US's price. Conversely, falling rates can increase its price.

Credit Quality Changes: Downgrades in the credit ratings of bonds held by the fund can negatively affect its price. Upgrades can have a positive impact.

Market Sentiment: Overall investor confidence or pessimism in the bond market influences demand and price. Risk-off sentiment can drive investors to safer assets, potentially increasing demand.

Fund Flows: Significant inflows into NBNCX.US can increase its price, while large outflows can decrease it, especially if the fund needs to sell assets to meet redemptions.

Inflation Expectations: Rising inflation expectations can lead to higher interest rates and lower bond prices, impacting NBNCX.US negatively. Lower expectations may have the opposite effect.