EconomyKalshi and Polymarket offer midterm-related markets vulnerable to insider trading
Kalshi and Polymarket have opened markets on every Senate, House and governor’s race this year, but they have also listed additional midterm-related markets that are more vulnerable to insider trading because their outcomes can be known in advance.
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CNN★★☆☆☆2026-10-09 13:30Original
Kalshi and Polymarket offer midterm-related markets vulnerable to insider trading