Daily market report
Election markets on Monday, May 18, 2026
Republicans ended the day 53% to win the Senate (Democratic odds up 1.2 points); Democrats ended the day 77% to win the House (Democratic odds up 1.3 points); the biggest move was OH-13 (Ohio), where Democratic odds went from 83% to 56%.
Kalshi and Polymarket, averaged · times in UTC days
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