The manipulation of securities market can be classified as follows: actual purchases, pool operation, maliciously spread and fabricate false information and other conducts of manipulation.

操纵市场行为可大体分为“虚伪交易型”、“实际交易型”、“恶意散布、制造虚假信息型”与“其他操纵行为”等四大类。

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The legal attribute of market manipulation is not monopoly or vicious speculation, but securities fraud.

操纵市场行为的法律性质不是垄断、恶意投机，而是证券欺诈。

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Manipulating prices of securities in the stock market is a very common offense, but stock market manipulation crime is rare in judicial practice.

操纵证券价格是证券市场中十分普遍的一种违法行为，然而操纵证券市场罪却又是司法实践中较少见的罪名。

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The U.S. Securities and Exchange Commission has promised trading halts, lawsuits and other probes in its efforts to curb manipulation in the penny stock market--and halt a tsunami of e-mails touting these questionable securities.

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Evans, by the way, also had a history of SEC violations including insider trading and market manipulation which ultimately ended in a permanent injunction barring him from the securities industry.

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