insider trading

American  

noun

1. the illegal buying and selling of securities by persons acting on privileged information.

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insider trading Cultural  

1. The unlawful practice of using information that comes from a source “inside” the business but is not available to the general public to trade on the stock market. This activity is prohibited by law and is policed by the Securities and Exchange Commission.

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Discover More

In the mid-1980s, several revelations of insider trading rocked Wall Street.

Other Word Forms

• insider trader noun

Etymology

Origin of insider trading

First recorded in 1965–70

Example Sentences

As for specific rules, we certainly support strong rules that limit manipulation, insider trading, or other forms of abuse that can undermine the integrity of these markets.

From Barron's

It was clear prosecutors sought to make an example of her and send a message that no one is above the law when it comes to insider trading.

From Salon

Interest in regulating the booming asset class has spread across the aisle in Congress amid concerns over prediction-market insider trading and sports markets that sidestep state gambling regulations.

From Barron's

Earlier this week, Polymarket said it was beefing up its rules against insider trading, prohibiting users from trading on stolen confidential information or illegal tips.

From The Wall Street Journal

"So there has been some speculation about insider trading. We don't know if that's true, but hopefully there will be some sort of investigation into that," she added.

From BBC