You are a financial advisor with a client who purchased 100 shares of stock in a fund with a net asset value of $21.30 and an offer price of $21.45. Your client wants to make $20 per share on the stock when it is sold. The client calls you to find out why you have not sold the shares today, because they saw the stock listed with a net asset value of $41.30 and an offer price of $41.45. Explain to your client why you have not sold the shares.