CNBC
Senate is still a tossup, but Democrats now have slight edge, prediction market traders think
Wednesday, September 16, 2026
Traders on prediction market platforms Kalshi and Polymarket are pricing Democratic chances to control the U.S. Senate at levels among their highest since the contracts began trading. The exact current odds were not specified in available information. Prediction markets aggregate the collective bets of traders rather than representing polling data or expert analysis.
