The prediction market said it tightened insider-trading surveillance after Bloomberg’s analysis of Polysights data linked about $200 million in activity to questionable trading patterns.
Polymarket said it has strengthened its insider-trading surveillance and referred nearly 100 suspicious wallets to law enforcement. The move follows Bloomberg’s analysis of Polysights data, which found about $200 million in activity tied to suspicious trading patterns on the prediction market. The disclosure highlights growing scrutiny of market integrity on event-based trading platforms, where traders can potentially profit from non-public information ahead of outcomes.