But the stock market is like Kalshi or Polymarket in that one bettor's losses are another bettor's gains, and in those markets, nearly all the money is harvested by less than 1% of bettors:
www.coindesk.com/markets/2026...
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coindesk.com
A tiny group is winning on Polymarket as under 1% of wallets take half the profits
After research showed a small minority moves prices, new data suggests an even smaller group captures roughly half of all gains.