[Polymarket Updates Market Integrity Rules to Strengthen Oversight on Insider Trading and Manipulation] Odaily Planet Daily News – Polymarket has announced updates to its market integrity rules for its DeFi platform and its U.S. exchange regulated by the CFTC, further clarifying regulatory requirements for insider trading and market manipulation. The new rules detail three categories of prohibited behavior, including trading based on non-public information, building positions using illegal information sources, and participation in trading by entities capable of influencing event outcomes. Additionally, the platform explicitly bans false trades, wash trading, and price manipulation, and has launched a dedicated page to explain the rules and provide channels for reporting suspicious activities. Furthermore, Polymarket stated that its DeFi platform employs on-chain transparency mechanisms and multi-layered monitoring systems for risk identification, while its U.S. platform combines technical monitoring with collaboration with industry regulators to investigate and penalize violations.