The reason why the fund rose obviously but sold at a loss may be that investors saw the valuation of the fund, which is only an intraday valuation and can only be used as a reference. The actual rise and fall will not be known until the fund company announces its net value in the evening.

According to different standards, securities investment funds can be divided into different types:

1, which can be divided into open-end funds and closed-end funds according to whether the fund units can be increased or redeemed. Open-end funds are not traded on the market (as the case may be), but are purchased and redeemed by banks, brokers and fund companies, and the fund scale is not fixed; Closed-end funds have a fixed duration and are generally listed and traded on the stock exchange. Investors buy and sell fund shares through the secondary market.

2. According to different organizational forms, it can be divided into corporate funds and contractual funds. A fund is established by issuing fund shares to establish an investment fund company, which is usually called a corporate fund; The establishment of fund managers, fund custodians and investors through fund contracts is usually called contractual funds. China's securities investment funds are all contractual funds.

3. According to the difference of investment risk and income, it can be divided into growth fund, income fund and balanced fund.

4. According to different investors, it can be divided into four categories: bond fund, stock fund, money fund and hybrid fund.