Underlying Asset Performance: The price of KFTK.XETRA, an ETF, directly reflects the performance of its underlying assets. If the assets in the fund's portfolio increase in value, the ETF's price will likely rise, and vice versa.

Supply and Demand: Market forces of supply and demand for the ETF itself influence its price. Higher demand generally leads to a price increase, while increased supply can lead to a price decrease.

Net Asset Value (NAV): NAV is the per-share value of the ETF's underlying assets. Deviations between the ETF's price and NAV can occur, but arbitrage mechanisms usually keep them aligned.

Market Sentiment: Overall market sentiment, investor confidence, and economic outlook can affect the demand for ETFs, including KFTK.XETRA, and therefore its price.

Expense Ratio: The ETF's expense ratio, which covers management fees and operating expenses, can indirectly affect the fund's performance and its attractiveness to investors. Higher expenses can detract from returns.

Trading Volume and Liquidity: Higher trading volume and liquidity generally result in tighter bid-ask spreads, reducing transaction costs and potentially making the ETF more attractive to investors.