Kalshi and Polymarket face scrutiny over younger users and trading integrity
By The Weekly Edge desk · · Updated
Summary
Kalshi and Polymarket face questions about younger users and trading integrity, Online Poker Report reported, citing the Bradenton Herald. The coverage cited research estimating wash trading accounted for 25% of Polymarket’s historical volume and said sports represented up to 90% of Kalshi’s bets.
Why it matters
Reported wash trading estimates and sports betting concentration put prediction platforms’ trading integrity and younger users under scrutiny.