No, the fund cannot be sold until the second trading day after the share is confirmed on the same day. For example, investors buy a fund on Monday, and they will confirm the fund share on Tuesday. Investors can't sell the fund until Wednesday.

Fund trading rules: T+ 1 trading is implemented, and shares are sold on the same day and confirmed on the second trading day. Each transaction is based on the net value at the close, and there is no limit on price fluctuation, minimum trading unit and minimum trading amount (for different funds).