Volatility of S&P 500: SPXV.US seeks to provide leveraged inverse exposure to the S&P 500, so increased S&P 500 volatility generally leads to larger price swings in SPXV.US.

S&P 500 Performance: As an inverse ETF, SPXV.US is designed to move in the opposite direction of the S&P 500. Declines in the S&P 500's value tend to increase the price of SPXV.US.

Leverage Factor: SPXV.US is a leveraged ETF, meaning it aims to amplify the daily returns of its underlying index. This leverage magnifies both gains and losses.

Interest Rates: Changes in interest rates can affect the cost of maintaining the leveraged positions within the ETF, influencing its price.

ETF Supply and Demand: The overall demand for SPXV.US shares compared to the available supply can influence its market price. High demand can drive the price up, while increased selling pressure can push it down.

Management Fees and Expenses: The fees and expenses charged by the ETF's issuer can indirectly impact its price by reducing the overall return to investors.