What are pump-and-dump penny stocks? "Pump and dump" refers to a classic type of stock price manipulation scheme in which investors are urged, either through cold calling or a hot tip placed on an ...

50 Cent, aka Curtis J. Jackson III, was busily sending out Twitter messages to his 3.8 million followers last weekend. But instead of taking about new music, the popular rapper was supposedly "looking ...

If you're going to invest in penny stocks, you need to know how to spot a pump-and-dump scheme. This is the devious practice of insiders promoting a stock -- manipulating its price higher through ...

If you’re going to invest in penny stocks, you need to know how to spot a pump-and-dump scheme. This is the devious practice of insiders promoting a stock — manipulating its price higher through short ...