Underlying Index Performance: The primary driver is the performance of the index that 453950.KO tracks. Positive index movements usually increase the ETF's price, while negative ones decrease it.

Supply and Demand: ETF prices are also influenced by the forces of supply and demand in the market. Higher demand can lead to a price premium, whereas increased selling pressure may cause a discount.

Net Asset Value (NAV): The NAV, calculated daily, reflects the total value of the ETF's underlying holdings minus liabilities, divided by the number of outstanding shares. The ETF price tends to trade close to its NAV.

Interest Rates: Changes in interest rates can impact the valuation of assets held within the ETF, particularly bonds. Higher rates may decrease the value of fixed-income assets, potentially affecting the ETF's price.

Market Sentiment: Overall investor sentiment towards the relevant market sector or geography plays a role. Bullish sentiment can drive prices higher, while bearish sentiment can lead to declines.

Currency Fluctuations: If the ETF holds assets denominated in a foreign currency, exchange rate movements between the local currency and the foreign currency will impact the ETF's price.

Economic Data: Economic indicators such as inflation, GDP growth, and unemployment rates can influence investor confidence and market movements, ultimately impacting the ETF's price.