If you buy a fund before three o'clock, you will get a profit the next day. Because it takes "T+ 1" days for fund subscription confirmation to start interest calculation, if investors subscribe on Friday, the confirmation of "T+ 1" days will wait until next Monday. However, it should be noted that if the fund is purchased on holidays, the fund will be purchased before the first working day after the holiday 15, and the income will be calculated on the second working day after the holiday. If it is a fund purchased before 3 pm on a working day, the purchase price is the net value of the day. If the income is calculated, it should be calculated on the second trading day.

1. If the fund is bought before 3 pm on the trading day, the income will be calculated according to the net value of the day. If you buy a fund after three o'clock, the income is calculated according to the net value of the next day. Funds applying for trading on non-trading days are all traded at the closing price of the next day.

1. The upper commission limit for buying and selling closed-end funds stipulated by laws and regulations is 0.3% of each transaction amount, and the lower commission limit is RMB 5 yuan per transaction. Securities companies can determine their own expense ratio within this range. Most brokers also charge 0.3% of the transaction amount as a handling fee for the trading of closed-end funds.

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

(1) According to whether the fund unit can be increased or redeemed, it can be divided into open-end funds and closed-end funds. 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 different investment risks and returns, it can be divided into growth funds, income funds and balanced funds.

(4) According to different investors, it can be divided into bond funds, stock funds, money funds and hybrid funds.