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The process is so common that the authorities have given it a name: pump-and-dump.
It used to be that the only brokers accused of ignoring sell orders were the penny stock pump-and-dump operators, who did not want to let unfavored customers sell out before the price collapsed.
Church was lured back by the promise of a story about the ride-network that was founded by her old pals from the New Work pump-and-dump, Lester Banks and Perry Gibbons.
Regulators call the Stones' scheme a classic "pump-and-dump," charging that they artificially drove up the price of the stock by issuing spam emails to prospective investors and then unloaded tens of millions of shares.
A German court would hear later that he had pulled a textbook "pump-and-dump" move, borrowing money to buy Letsbuyit shares, and then quickly selling them to those who swallowed his investment story, gaining himself a quick profit of 1.1 million euros ($1.4 million).
Belfort served 22 months of a four-year sentence at the Taft Correctional Center in Taft, California, in exchange for a plea deal with the Federal Bureau of Investigation for the pump-and-dump scams he ran that led to investor losses of approximately US$200 million.
Another problem is what regulators call a "pump and dump."
The Enron scandal is a major example of pump and dump.
This is referred to as a pump and dump scheme.
The basic method of the firm is a pump and dump scam.
A more modern spin on this attack is known as hack, pump and dump.
The pump and dump is a form of microcap stock fraud.
Such "pump and dump" stock schemes are exploding on the Web.
The organization says the schemes are almost always "pump and dump" scams.
Murmurings were that another student planned a pump and dump operation over the summer.
The scheme was a classic "pump and dump" stock scam.
This was for crimes relating to his stock pump and dump spam activities.
"Generally speaking, pump and dump schemes seem so appealing because they're based on lies," she said.
Known today as a "pump and dump", at the time the actions were not illegal, and took place frequently.
Rad is the second person charged in the so-called "pump and dump" scheme.
Pump and dump schemes involve stocks that have had their price artificially inflated.
The indictment included stock fraud charges stemming from a "pump and dump" scheme.
A more pernicious problem, regulators and investors say, is the "pump and dump."
One London-based trader said a strategy of 'pump and dump' is likely to have at least in part driven the rumours.
Frank had done everything from selling illegal pornography to running pump and dump schemes on Wall Street.
A fictional account of pump and dump schemes can be seen in the movie Boiler Room.
"Pump and dump increases the cost of doing business in terms of the loss in the marketplace," he said.
It has controversial applications in microeconomics (pump and dump strategy) and advertising.
No exact figures are available for how much scammers using "pump and dump" schemes are getting away with.
Stocks that are the subject of pump and dump schemes are sometimes called "chop stocks".
In March 2000, Daniel was arrested and later convicted on a pump and dump stock scam.