Stock funds buy at 3 o'clock to calculate the price of the day. According to the fund trading regulations of the day, the transactions before T day 15 are calculated according to the net value of the day, and the transactions after T day 15 are calculated according to the unit net value of the next working day.

Thus, when buying stock funds, it is very important to choose the buying opportunity. If you think the price of stock funds is reasonable, you can buy them before 3 o'clock. If the stock fund price is reasonable the next day, you can choose to buy it after 3 o'clock.