Fund Performance: Strong past performance typically attracts more investors, increasing demand and potentially pushing the price up.

Market Conditions: Broad market trends, economic indicators like interest rates and inflation, and global events significantly impact investor sentiment and asset valuations, thus affecting fund prices.

Investor Sentiment: Positive or negative investor feelings about the fund's investment strategy or the overall market can lead to buying or selling pressure, influencing price.

Fund Flows: Large inflows of cash into the fund can increase its price, while significant outflows can decrease it, especially if the fund needs to sell assets quickly.

Management Expertise: The skill and experience of the fund's management team in making investment decisions and managing risk play a crucial role in performance and, consequently, price.

Expense Ratio: Higher expense ratios can detract from returns, making the fund less attractive and potentially affecting its price negatively over time.

Underlying Assets Performance: TBPPX’s price is directly tied to the performance of the assets it holds, such as stocks or bonds. Their individual performance dictates the overall fund value.