Underlying Index Performance: SPPY.F tracks the S&P 500 index, so its price is primarily driven by the collective performance of the 500 largest publicly traded US companies.

Supply and Demand: Basic economic principles apply. Higher demand for SPPY.F shares drives up the price, while increased selling pressure leads to price declines.

Interest Rates: Changes in interest rates can impact investor sentiment and overall market valuations, indirectly influencing SPPY.F's price.

Economic News: Major economic announcements, such as GDP growth, inflation reports, and unemployment figures, can trigger market volatility and affect SPPY.F.

Global Events: Geopolitical events, international trade agreements, and global economic conditions can impact market sentiment and influence the price of SPPY.F.

Currency Fluctuations: Since SPPY.F trades in a specific currency, fluctuations in exchange rates can affect its value relative to other currencies.

ETF Flows: Significant inflows or outflows of funds into or out of SPPY.F can impact the ETF's share price, as the fund manager buys or sells underlying assets to match the asset allocation.

Market Sentiment: Overall investor optimism or pessimism can drive market trends and influence the price of SPPY.F, even if there are no specific underlying changes in the S&P 500 constituents.