Commodity Prices: HPF.TO tracks a basket of energy transition materials. Rising or falling prices for lithium, nickel, copper, etc., directly impact its value. Supply & Demand: Increased investor demand for HPF.TO pushes the price up. Conversely, selling pressure lowers it. Market sentiment towards green energy plays a role. Currency Fluctuations: As HPF.TO invests in international companies, exchange rate variations between the Canadian dollar and other currencies can affect the ETF's price. Interest Rates: Higher interest rates can make bonds more attractive compared to stocks (including those in HPF.TO), potentially decreasing demand and price. Economic Growth: A strong global economy can increase demand for energy transition materials, boosting the underlying companies' performance and HPF.TO's price. Geopolitical Events: Political instability, trade wars, or resource nationalism in countries with significant material production can disrupt supply and affect prices.