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
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Several deal specifically with the issue of insider trading, while others are broader and seek to root out other activity on the platform, including sports betting. Justin Papp, CNBC, 22 May 2026 Not to make this sound like insider trading, or not to be a proponent of insider trading. Charlie Warzel, The Atlantic, 22 May 2026 Legal battles over prediction markets are ongoing at the state level — Minnesota is the first state set to ban them — but the federal government has yet to address insider trading on the platforms in any meaningful way. Ethan Shanfeld, Variety, 22 May 2026 Some congressional candidates had been caught betting on their own campaigns, and a US Army soldier was recently arrested for insider trading after being accused of making Polymarket wagers on the timing of the military’s capture of Venezuelan President Nicolás Maduro. ArsTechnica, 20 May 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

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Cite this Entry

“Insider trading.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insider%20trading. Accessed 25 May. 2026.

Legal Definition

insider trading

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

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