TLDR Prediction market Kalshi fined and suspended two users for insider trading MrBeast editor Artem Kaptur was fined $20,000+ and banned for two years for betting on show outcomes Kyle Langford, a former California governor candidate, was fined $2,000+ and banned five years for betting on his own race Kalshi has opened 200 investigations into trading violations, with over a dozen active cases Both cases were reported to the US Commodity Futures Trading Commission (CFTC)
Prediction market platform Kalshi has publicly named and penalized two users for insider trading, marking one of the first public disciplinary actions in the growing prediction market industry.
KALSHI ISSUES FIRST ENFORCEMENT ACTIONS, FINING MRBEAST AFFILIATE AND FORMER GOVERNOR CANDIDATE FOR INSIDER TRADING: KALSHI pic.twitter.com/JqCRdmZt2h
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The company fined Artem Kaptur, a visual effects editor who worked on MrBeast’s reality show “Beast Games,” more than $20,000 and suspended him for two years. Kaptur allegedly placed $4,000 in trades based on information he had access to through his job.
Kalshi said its surveillance systems flagged his trading activity as “near-perfect” and “statistically anomalous.” Other users also reported the unusual wins to the company.
Beast Industries, the company behind MrBeast, confirmed the situation. It said it has “no tolerance for this behavior” and has launched an independent investigation into Kaptur’s actions.
In the second case, Kyle Langford, who ran for California governor in 2025 and is now running for Congress, allegedly bet $200 on his own candidacy. He also promoted the trade on social media.
Kalshi fined Langford more than $2,000, which is ten times the amount he bet, and banned him from the platform for five years. Betting on your own election as a candidate violates Kalshi’s trading rules.
Kalshi reported both cases to