OpenAI Fires Employee Over Insider Trading Allegations
OpenAI has recently made headlines for firing an employee due to their involvement in prediction markets, specifically Polymarket. The company confirmed this decision in a statement to Wired, citing the employee’s use of confidential information for personal gain.
The identity of the employee has not been disclosed by OpenAI. However, a spokesperson emphasized that the actions taken by the individual were in direct violation of company policies that strictly prohibit the use of insider information for personal benefit, including in prediction markets.
Prediction Markets and Insider Trading
Prediction markets such as Polymarket and Kalshi allow users to place bets on the outcomes of real-world events. These events can range from the products OpenAI is expected to announce in 2026 to the company’s potential public offering. While not classified as gambling sites, these platforms offer opportunities for significant financial gains. In a recent incident, an accountant reportedly won a $470,300 jackpot on Kalshi by betting against the belief in DOGE.
It is worth noting that prediction markets like Kalshi are regulated exchanges. In a separate incident, the platform penalized and banned a MrBeast editor for suspected insider trading activities. OpenAI has yet to provide further details or comments on the matter.

