Hollywood Studios Warn Employees Against Insider Trades on Prediction Markets

Entertainment companies have issued formal warnings to employees prohibiting the use of confidential information in prediction market trades. The notices cover studio earnings, casting decisions, and movie release dates. Sharing such details with friends or family is also banned, with termination among the possible penalties.

These restrictions follow documented cases. In February a video editor for YouTuber MrBeast was fired after making $5,000 on trades linked to the creator's content. Prediction markets also removed contracts on the next James Bond actor after heavy betting favored Callum Turner despite industry speculation pointing to Jack Lowden.

Entertainment Volumes and Suspicious Activity

Prediction markets have seen millions of dollars traded on Hollywood outcomes. Contracts have covered which film will win the Oscar for Best Picture, the Dancing with the Stars title, and whether The Angry Birds Movie 3 receives a Rotten Tomatoes score above 50%. Other active markets include whether Donald Trump will appear on Saturday Night Live, whether Elon Musk will cameo in the next Superman movie, and whether Joe Rogan will join 60 Minutes.

Columbia Law Professor Joshua Mitts told The Hollywood Reporter that most informed trading activity is extremely difficult to detect. Mitts' research identified approximately 210,000 suspicious bets on CFTC-regulated prediction markets between February 2024 and February 2026. Those trades generated $143 million in profits at a 70% win rate.

The Detection Challenge

Studios face clear limits in stopping information leaks to these platforms. Market operators have incentives to identify suspicious patterns, since platforms perceived as insider-friendly risk losing ordinary customers. Sustained growth in entertainment contracts will test whether current monitoring tools can protect overall market integrity.