Balance of Power: 2026 Midterms on Polymarket: Democrats Sweep leads at 77%, ahead of R Senate, D House at 19% and Republicans Sweep at 6%. 5 outcomes are listed, $60.4M has traded on the event, $11.4M sits in the books; it closes Nov 4, 2026. The week's biggest move is Democrats Sweep, +11 pts. 9 ranked wallets back Democrats Sweep at an average entry of 63¢. Every smart wallet on Democrats Sweep on Polynyx ↗
Each outcome is its own Polymarket market; the odds are its live Yes price, the move is over the past week. Open an outcome for its odds history, the smart money on each side, holders and the tape.
| Outcome | Odds | 7d | Volume | Status |
|---|---|---|---|---|
| 1Democrats Sweep | 77% | live | ||
| 2R Senate, D House | 19% | live | ||
| 3Republicans Sweep | 6% | live | ||
| 4D Senate, R House | 1% | live | ||
| 5Other | 0% | live |
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