FRZLLX.US is a mutual fund, its price, technically its Net Asset Value (NAV) per share, fluctuates due to several factors. Market Performance: Broad market trends, particularly in the asset classes FRZLLX invests in (e.g., stocks, bonds), significantly impact its NAV.

Underlying Holdings: The performance of the individual securities (stocks, bonds, etc.) held within the fund's portfolio directly determines its NAV.

Interest Rates: Changes in interest rates, especially if the fund holds bonds, can affect the bond prices and therefore the fund's NAV. Rising rates generally decrease bond values.

Fund Flows: Large inflows or outflows of money into or out of the fund can force the fund manager to buy or sell securities, potentially impacting performance and NAV.

Expense Ratio: The fund's expense ratio (annual operating expenses) is deducted from the fund's assets, thus reducing the NAV over time.

Management Strategy: The fund manager's investment decisions, including asset allocation and security selection, greatly influence the fund's performance and NAV.

Economic Conditions: Macroeconomic factors like inflation, GDP growth, and unemployment rates can affect the performance of the underlying assets and thus the fund's NAV.