Investment companies or mutual funds that continue to sell and repurchase shares after their initial public offerings are referred to as

Open end

Explanation:

Open end otherwise known as mutual fund are those investments offered through fund companies which sells shares directly to investors. In an open end fund investment, there is no limit to the number of shares that can be offered therein. The shares traded are unlimited which means that shares can be issued in as much can be backed up with funds.

The prices for open end funds are fixed once daily which shows the performance of the investment for that day hence the only price at which investment shares can be bought for that day.