People under 21 can’t use most sportsbooks — so they’ve wagered over $5 billion on Kalshi instead

September 3, 2026 · 11:00 am 1 sources

Image: MarketWatch

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• People under 21 can’t use most sportsbooks — so they’ve wagered over $5 billion on Kalshi instead
  MarketWatch · September 3, 2026 11:00
  A new American Gaming Association analysis finds underage sports betting is flourishing on prediction markets.