Defense Secretary Pete Hegseth Warns Military Personnel Against Prediction Market Betting

Defense Secretary Pete Hegseth has issued a memo warning Department of Defense personnel against using nonpublic information to wager on prediction markets, citing risks to operational security and troop safety. According to the October 20 memo published by CBS News, financial stakes can compromise military judgment and provide actionable intelligence to hostile foreign actors.

Memo Details and Scope

• Prohibition: Applies to all financial platforms, including prediction markets like Polymarket and Kalshi, as well as traditional betting services.
• Restricted Information: Personnel are barred from using any nonpublic information—classified or unclassified—to inform financial transactions directly or indirectly.
• Potential Consequences: Violations may lead to administrative, disciplinary, or criminal action under the Uniform Code of Military Justice or federal law.

Operational Risks Highlighted

The memo states that wagers made by service members, intelligence professionals, or civilian employees create detectable signals. Hostile foreign intelligence services can aggregate and exploit these data points to anticipate military movements, targets, and timing. Furthermore, the memo notes that financial stakes can warp professional judgment, affecting analysts and logisticians who hold monetary interests in specific operational outcomes.

Background and Related Incidents

Reports have highlighted previous instances of suspicious trading activity related to government and military events. In April, a U.S. Army soldier was arrested and charged with using confidential information to place Polymarket bets regarding the timing of the capture of Venezuelan President Nicolás Maduro. Additionally, reports from the Anti-Corruption Data Collective and the Associated Press have pointed to well-timed wagers on geopolitical events and administration announcements, prompting internal warnings from the White House.

Verification and Practical Implications

Observers can review official Department of Defense announcements and primary reporting from outlets like CBS News and the Associated Press to verify details regarding the memo. Prediction platforms such as Kalshi and Polymarket explicitly prohibit insider trading, though internal military policies and federal regulations carry significant legal enforcement mechanisms.