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rss-bridge 2026-02-26T18:45:09+00:00

Prediction ‘Market’ Kalshi Accuses MrBeast Editor of Insider Trading

Bobby Allyn, reporting for NPR:

An editor who works for YouTube’s biggest creator, MrBeast, has
been suspended from the prediction market platform Kalshi and
reported to federal regulators for insider trading, Kalshi
officials said on Wednesday. It’s the first time the company has
publicly revealed the results of an investigation into market
manipulation on the popular app.

The MrBeast employee, who Kalshi identified as Artem
Kaptur in regulatory filings, traded around $4,000 on
markets related to the streamer, the company said. Kalshi
investigators discovered that Kaptur had “near-perfect trading
success” on bets about the YouTuber’s videos with low odds, making
the wagers appear suspicious, according to company officials.

Call these things what they are — prediction casinos, not prediction markets — and the problems come into focus.

 ★ 


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Business

Kalshi reveals insider trading case against editor for MrBeast

Updated February 25, 202611:48 AM ET

Originally published February 25, 202611:00 AM ET

[Headshot of Bobby Allyn]

Bobby Allyn

[An editor who worked for YouTube creator MrBeast(AP Photo/Rebecca Blackwell, File)]

An editor who worked for YouTube creator MrBeast, whose legal name is James Donaldson, has been suspended by Kalshi after the platform says the editor traded on insider information.

Rebecca Blackwell/Associated Press

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Rebecca Blackwell/Associated Press

An editor who works for YouTube's biggest creator, MrBeast, has been suspended from the prediction market platform Kalshi and reported to federal regulators for insider trading, Kalshi officials said on Wednesday. It's the first time the company has publicly revealed the results of an investigation into market manipulation on the popular app.

[Standing in front of an electronic keyboard set up on a football field, singer Charlie Puth performs the national anthem ahead of this year's Super Bowl on February 8.]

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The MrBeast employee, who Kalshi identified as Artem Kaptur%20(1).pdf) in regulatory filings, traded around $4,000 on markets related to the streamer, the company said.

Kalshi investigators discovered that Kaptur had "near-perfect trading success" on bets about the YouTuber's videos with low odds, making the wagers appear suspicious, according to company officials.

Many people place wagers about MrBeast on Kalshi. People bet hundreds of thousands of dollars on what he will say in his next video. There are markets on the number of subscribers he will bring on this year. And people are betting on when exactly MrBeast will get married.

[In June, an account on Polymarket correctly predicted military events between Israel and Iran that paid out about $150,000.]

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But Kalshi investigators say Kaptur was using proximity to the streamer as a way of trying to make quick cash. Using confidential information to manipulate markets is prohibited by Kalshi's rules and could violate federal law.

"We investigated and found that the trader was employed as an editor for the streamer's show and likely had access to material non-public information connected to his trading," said Robert DeNault, the company's head of enforcement.

[Advertisements for Kalshi in New York City predicted a victory for Zohran Mamdani in the city's mayoral election before the votes were counted and polls closed on Nov. 4, 2025.]

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Kalshi said the company froze the account in question, so Kaptur was not able to withdraw any profits. He was fined $20,000 and suspended from the platform for two years. Kalshi also said the case was reported to regulators at the Commodity Futures Trading Commission, or CFTC, which oversees prediction markets like Kalshi.

A spokesman for Beast Industries, MrBeast's company, said it has "no tolerance" for insider trading.

"We have a longstanding policy in place against employees using proprietary company information in order to safeguard the highest standards and ethics throughout our organization," the spokesman told NPR, adding that employees are banned from trading on prediction markets in MrBeast-related markets.

The MrBeast-related trades "potentially violated" federal laws against misusing confidential information to manipulate commodity markets, otherwise known as insider trading, according to a statement from the CFTC.

Another trading case involved a former political candidate

Kalshi also unveiled a case against a former longshot Republican candidate in the California governor's race, Kyle Langford, who posted on X in May that he bet on himself to win the statewide contest. He encouraged others to do the same.

[A billboard in New York City shows a Kalshi advertisement. It reads: Mamdani 92%, Cuomo 8%.]

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While it appeared to be a social media stunt, it was also a violation of Kalshi's rules, and regulators said potentially a federal crime.

In a legal notice%20(2).pdf) made public Wednesday, officials at Kalshi said that as a candidate, Langford was "a direct decision maker" for the market on the state's governor's race, prohibiting him from betting under internal guidelines against insider trading and market manipulation.

Kalshi banned Langford for five years from its platform and handed him a $2,200 fine.

[A supporter of ousted Venezuela's President Nicolas Maduro carry his portrait during a rally outside the National Assembly in Caracas on Jan. 5, 2026.]

Venezuela and U.S. relations

A $400,000 profit on Maduro's capture raises insider trading questions on Polymarket

"As a candidate in a race, you can (and probably should) follow and use Kalshi's market forecast, but you should not trade on it," Kalshi's DeNault said.

Langford did not return a request for comment.

How prediction markets are booming

Online prediction market platforms, such as Polymarket and Kalshi, have seen a surge in popularity during Trump's second term. People can place bets on these platforms on wide-ranging issues such as what words people say at events, the outcome of elections or how much snow will fall in New York City.

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The explosive growth of the industry is in part driven by the use of what observers many consider a legal loophole, which the Trump administration supports.

[...]


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