YourDictionary

Dictionary Home » Invest » pump-and-dump

pump-and-dump investment & finance definition

A scam in which a trader, broker, or other self-interested party promotes shares in a stock as a good purchase. While the person is heavily encouraging others to buy shares, he is secretly selling them on the market. The pump-and-dump practice is illegal.

See pump-and-dump in Wall Street Words

Learn more about pump-and-dump

link/cite print suggestion box