Kalshi adds employer checks for high risk markets

The U.S.-based prediction market Kalshi announced on Tuesday, June 10, that it will require users to disclose their employment information before trading in markets deemed to have a heightened risk of insider trading. The new requirement is part of a suite of integrity measures the platform is implementing amid growing scrutiny from regulators and lawmakers.

The change will apply to markets tied to sensitive topics where traders could profit from material nonpublic information, such as corporate earnings, product launches, political events, and national security developments. Users will need to submit their employer’s name through an online form, with proof of employment requested only if suspicious trading activity triggers an investigation. The company stated this move is intended to screen out “presumptive insiders” before trades are placed.

These measures follow recommendations from Kalshi’s Independent Surveillance Audit Committee, which was established in February to oversee market integrity. The committee found that Kalshi’s existing data collection—which includes addresses, birth dates, and identity documents—only allowed for manual investigation of potential insider...