Investment Performance: Strong performance attracts investors, increasing demand and potentially the price. Conversely, poor performance can lead to redemptions, lowering the price.

Market Conditions: Overall market trends, economic outlook, and investor sentiment significantly influence fund prices. A bullish market generally benefits funds like CHASX.US, while a bearish one can hurt it.

Expense Ratio: Higher expense ratios can negatively affect returns and thus the fund's attractiveness and price over time, compared to similar funds with lower fees.

Fund Manager Skill: The fund manager's investment decisions and ability to pick successful stocks or bonds directly impacts performance and therefore price.

Asset Allocation: The fund's mix of stocks, bonds, and other assets influences its risk and return profile, which affects investor demand and price.

Interest Rates: Changes in interest rates, especially for bond-heavy funds, can impact fund prices. Rising rates often decrease bond values and potentially the fund's price.