Polymarket has been exposed for allegedly paying influencers through personal accounts to subtly "promote" products and predict market trends.

CoinFeed reported on June 5 that, according to POLITICO, Matthew Modabber, Chief Marketing Officer of the prediction market platform Polymarket, transferred approximately $2.5 million to over 800 people through his personal PayPal account between January 2025 and February 2026. At least $350,000 of this money went to content creators such as Nick Shirley, Alex LoRusso, Brian Krassenstein, and Riley Gaines.