Polymarket unveils stricter integrity rules across DeFi and CFTC venues

Polymarket is tightening insider‑trading and manipulation bans across its DeFi app and CFTC‑regulated U.S. exchange, adding surveillance, NFA oversight and formal whistleblower channels. Polymarket has published upgraded market integrity rules spanning its DeFi platform and its CFTC‑regulated U.S. exchange, tightening…