Underlying Bond Performance: CDEF.TO's price is heavily influenced by the collective performance of the Canadian investment-grade corporate bonds it holds. Higher bond prices translate to a higher ETF price.

Interest Rate Changes: Rising interest rates generally cause bond prices to fall, thereby lowering the CDEF.TO ETF's price. Conversely, falling rates typically boost the ETF's value.

Credit Spreads: Widening credit spreads, indicating increased perceived risk of corporate bonds, can decrease CDEF.TO's price. Narrowing spreads tend to increase the ETF's value.

Supply and Demand: Like any ETF, CDEF.TO's price is also affected by investor supply and demand. High demand can push the price above its net asset value (NAV), while high supply can depress it.

Market Sentiment: Overall market optimism or pessimism towards corporate bonds impacts CDEF.TO's price. Positive sentiment encourages buying, driving prices up; negative sentiment leads to selling and lower prices.

Economic Conditions: Economic factors like GDP growth, inflation, and unemployment can affect corporate profitability and creditworthiness, indirectly influencing the price of CDEF.TO.

ETF Management Fees: The expense ratio charged by the ETF provider will influence returns, which impacts the price of CDEF.TO.