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

Market Conditions: Overall market sentiment and economic conditions influence investor behavior. Bull markets typically see increased investment in funds like SEMGX, while bear markets often result in decreased investment.

Interest Rate Changes: Rising interest rates can make bonds more attractive relative to stocks, potentially leading investors to shift assets away from stock-heavy funds like SEMGX.

Fund Flows: The net flow of money into or out of the fund directly impacts its asset base and, therefore, its share price. Significant inflows increase the price, while outflows decrease it.

Expense Ratio: A lower expense ratio makes the fund more attractive to investors, potentially increasing demand and the price. Conversely, a high expense ratio can deter investors.

Company Specific News: News and events related to the companies held in SEMGX's portfolio directly affect the fund's value. Positive company developments can increase the price, while negative news can decrease it.