Synonyms

insider trading

American

noun

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

insider trading Cultural

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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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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The prediction-market platform is taking action against potential insider trading and market manipulation.

From The Wall Street Journal

On a stock exchange, any evidence of insider trading would quickly draw the attention of corporate counsels and regulators.

From Barron's

Third, the U.S. should coordinate with intelligence partners to develop shared approaches for detecting insider trading and manipulation by adversary intelligence services.

From The Wall Street Journal

An editor for the YouTube streamer MrBeast and a former California governor candidate are the first two people revealed by prediction market Kalshi to face disciplinary actions for insider trading.

From BBC

The administrator winding down Do Kwon’s Terraform Labs has sued Jane Street, alleging that the high-speed trading giant engaged in insider trading to profit unlawfully from and ultimately hasten the crypto empire’s collapse.

From The Wall Street Journal

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023