Net Asset Value NAV: QQXT.US's price closely tracks its NAV, which reflects the underlying value of the fund's holdings.

Supply and Demand: Increased demand for QQXT.US generally drives its price up, while increased selling pressure can lower it.

Underlying Stocks Performance: The performance of the stocks held within QQXT.US directly impacts its price.

Market Sentiment: Overall market optimism or pessimism can affect investor demand for QQXT.US, influencing its price.

Expense Ratio: Although not directly affecting the daily price, a higher expense ratio can detract from long-term returns, potentially impacting investor sentiment.

Interest Rates: Changes in interest rates can affect the valuation of growth stocks, which often dominate QQXT.US's holdings.

Currency Fluctuations: As a US-listed ETF, currency fluctuations can impact returns for non-US investors, influencing demand.

News and Events: Major news or events impacting the companies within QQXT.US's portfolio can cause price fluctuations.