Trading
Polymarket traders raise Democratic sweep odds to 60% as Trump inflation approval falls
Polymarket traders now price a Democratic sweep of the House and Senate at about 60%, up from 51% on Sept. 1. The shift comes as President Trump's approval rating on inflation has slumped to 19%.
Why this matters?
Shows prediction markets reacting in real time to presidential approval shifts, reinforcing their role as early indicators of electoral sentiment ahead of the midterms.
The bigger picture
Polymarket's third major political repricing this week, after converging with Kalshi on Texas Senate and splitting on Kansas, cements the two platforms as the dominant cross-referenced pricing layer for the midterms.
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