The rise and fall of the fund is determined by the investment target. For example, stock funds invest in a basket of stocks, and the rise and fall of the fund is determined by this basket of stocks. Invested stocks go up, funds go up, invested stocks go down and funds go down.

The rise and fall of stocks are determined by supply and demand, capital, performance, policies, news and other factors. When demand exceeds supply, stocks will rise; As capital increases, stocks will rise; When capital decreases, stocks will rise; On the contrary, the stock will fall when the performance is poor; When the policy is favorable, when the policy is unfavorable, the stock will fall; When the stock has good news, the stock will go up.