insider trading

noun

: the illegal use of information available only to insiders in order to make a profit in financial trading

Examples of insider trading in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The possibility of insider trading, Kalshi argues, will be minimized by company safeguards verifying employment and tools to surveil for unusual market activity. — Bobby Allyn, NPR, 7 Aug. 2026 Besides making sure its markets are safe and free from insider trading, winning over Wall Street also requires its bets to be accurate. — Liz Hoffman, semafor.com, 6 Aug. 2026 The outcry against insider trading also comes from within Washington. — Joshua Hong, Fortune, 4 Aug. 2026 Trump’s Truth Social is launching a premium ‘Truth API’ that sells Wall Street traders split-second early access to his market-moving posts, stoking new criticisms of insider trading and self-enrichment in the Oval Office. — Bernard Condon, Los Angeles Times, 2 Aug. 2026 See All Example Sentences for insider trading

Word History

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of insider trading was in 1966

Rhymes for insider trading

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Browse Nearby Words

inside right
insider trading
inside straight
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Cite this Entry

“Insider trading.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insider%20trading. Accessed 10 Aug. 2026.

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Legal Definition

insider trading

noun
: the illegal use of especially material inside information for profit in financial trading see also tippee

More from Merriam-Webster on insider trading

Britannica.com: Encyclopedia article about insider trading

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