The U.S. Commodity Futures Trading Commission (CFTC) this week issued guidance on "mention markets," a form of prediction market tied to individuals’ speech, appearances and interactions. Galaxy Research said these contracts differ from traditional event contracts, such as whether the Federal Open Market Committee will raise interest rates, because their outcomes depend directly on a specific person’s autonomous action. One example is whether Elon Musk will mention Bitcoin during SpaceX’s next earnings call. The CFTC’s Division of Market Oversight (DMO) said such markets should be presumed vulnerable to manipulation and urged exchanges to assess constraints on the individual’s control, risks of outside pressure, independent verification and public oversight, as well as trading rules and monitoring measures. Galaxy Research said the guidance is not legally binding and does not prohibit exchanges from listing mention markets. It also said the framework may not fully address cases in which a person deliberately triggers an outcome without an economic interest, while the First Amendment limits regulators’ ability to impose prior restraints on individual speech.