Underlying Bond Performance: XZEB tracks Canadian government bonds. Their yields and prices directly impact the ETF's value. Higher bond yields typically mean lower prices for the ETF. Interest Rate Changes: The Bank of Canada's interest rate decisions influence bond yields. Rate hikes can decrease bond values, affecting the ETF negatively. Rate cuts may boost bond values, benefiting the ETF. Inflation Expectations: Rising inflation often leads to higher bond yields as investors demand more compensation. This can reduce bond prices and therefore the XZEB ETF value. Credit Risk Perception: While XZEB holds Canadian government bonds (considered very safe), changes in overall economic outlook can affect perception of even these low-risk assets. Supply and Demand: Basic market forces play a role. High demand can temporarily push the price above its net asset value (NAV), while strong selling pressure can depress it. ETF Management Fees: These ongoing fees, though small, reduce the overall return and impact the ETF's price relative to its underlying holdings over time. Market Sentiment: General investor optimism or pessimism towards fixed income investments influences trading activity in XZEB, causing price fluctuations.