Company Performance: TD Bank's financial health, including earnings, revenue growth, and profitability, directly impacts investor confidence and the stock price.

Economic Conditions: Broader economic factors like interest rates, inflation, and GDP growth can influence the performance of financial institutions and thus TD-PFA.TO.

Dividend Yield: As a preferred share, its yield relative to other fixed-income investments affects its attractiveness and price.

Interest Rate Sensitivity: Preferred shares are sensitive to interest rate changes; rising rates can decrease its value.

Credit Rating: TD Bank's credit rating impacts investor perception of risk and, consequently, the price of its preferred shares.

Market Sentiment: Overall investor optimism or pessimism toward the financial sector can affect demand and price.

Regulatory Changes: Changes in banking regulations can influence TD Bank's operations and profitability, affecting the share price.

Alternative Investments: The availability and attractiveness of alternative investment options impact demand for TD-PFA.TO.

Liquidity: The ease with which TD-PFA.TO shares can be bought or sold also affects its price; higher liquidity can lead to higher valuations.

Sector Performance: The overall performance of the financial services sector plays a crucial role in the stock's valuation.