While the term “50 cent” may conjure up images of a tattooed hip hop star, investing in 50 cent penny stock can actually be a smart financial decision. At less than five dollars per share, penny stocks are already known for being some of the least expensive investments around. They are also considered to carry a large amount of risk, for a number of reasons. For one thing, they are usually listed on the Pink Sheets or the Over the Counter Bulletin Board.