Prediction market platform Kalshi will soon require users to disclose their employer before placing trades in markets considered at higher risk for insider trading or market manipulation, the company confirmed to NBC News on Tuesday [1]. This new requirement will apply to markets tied to sensitive topics such as corporate performance, national security, and major geopolitical events, including the Iran war [1]. Users affected by this policy will submit employment information through an online form; however, Kalshi stated that employment will only be verified if an investigation is warranted. In certain cases, users may be blocked from trading specific contracts based on their employment, such as a Google employee attempting to trade on a Google-related market—a scenario that recently led to insider trading charges at competitor Polymarket [1].
These changes come amid increased scrutiny of prediction markets over insider trading and market manipulation, especially around elections. Earlier in the year, Kalshi fined and suspended three political candidates for trading on their own elections, which the company described as 'political insider trading' [1]. In addition to the employer disclosure rule, Kalshi announced a series of 'market integrity' updates. These include a 'risk scoring framework' to identify markets with elevated insider trading risk and assess potential national security concerns. While Kalshi does not allow markets on war, assassination, or violence, it acknowledged that some leadership and foreign policy markets can still present 'incidental national security concerns' [1].
Robert DeNault, head of enforcement at Kalshi, stated that the company will assess national security risks before listing markets to prevent dangerous events from negatively affecting the platform or vice versa. Kalshi is also expanding whistleblower tools, enabling users to report suspicious activity directly to the company's surveillance team, which will monitor the feed 24/7 [1]. DeNault emphasized Kalshi's commitment to leading the industry on market integrity, stating, 'Prediction markets need to be safe spaces to trade' [1].
The Commodity Futures Trading Commission (CFTC) is identified as the federal agency currently leading the regulation of prediction markets [1].
CONCLUSION
Kalshi's new employer disclosure requirement and expanded market integrity measures reflect the platform's response to growing concerns about insider trading and market manipulation. These steps, along with increased regulatory attention, signal a tightening of oversight in the prediction market industry. The market impact is medium, as these changes may affect user participation and trust.