Polymarket’s rule changes following reports of a U.S. incursion in Venezuela sparked price swings, with alleged insider ties raising broader integrity concerns.
Following reports of a U.S. military incursion in Venezuela, Polymarket modified its prediction market rules to exclude the event, causing sharp market volatility. Investigations identified investor Steven Charles Witkoff, aligned with former President Donald Trump, among key insiders linked to large pre-event bets, intensifying concerns over market integrity and potential insider trading. The incident underscores ongoing tensions surrounding transparency and fairness in decentralized prediction markets.