[Polymarket Reports 98.4% Winning Outcomes in Midterm Election Markets] Polymarket disclosed that in the 426 US midterm election races that have been settled, 419 out of 426 races saw the winning outcome the day before election, representing 98.4%; 7 races had results contrary to the leading choice, and 78 races are still pending. In the settled Senate, gubernatorial, and House races, the winning percentages for the leading choices were 97.0%, 97.1%, and 98.6%, respectively.