Supply and Demand: Increased buyer interest pushes the price up, while more sellers drive it down.

Underlying Holdings' Performance: EAOK.US's price is directly tied to the performance of the underlying Korean stocks it tracks. Gains or losses in these stocks impact the ETF's value.

Currency Fluctuations: Changes in the exchange rate between the US dollar and the Korean won affect the ETF's price, especially since the underlying assets are denominated in won.

Market Sentiment: Overall investor confidence or fear regarding the South Korean stock market influences demand for EAOK.US, thereby impacting its price.

Expense Ratio and Trading Costs: While less direct, the ETF's expense ratio and brokerage fees impact the overall return for investors, indirectly influencing its attractiveness.

Economic Factors in South Korea: Economic growth, interest rates, inflation, and unemployment in South Korea all affect the profitability of companies held in EAOK.US, and hence its price.