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ManifoldPoliticsUpdated 12m ago

Will Republicans lose any "Safe Republican" Senate race? (Polymarket)

Market probability
23.2%
−1.8 percentage points
over 24 hours25.1% → 23.2%
38 days until the event deadline
Deadline: November 4, 2026 at 6:59 PM ET

A repricing with partial backing — read the new probability with some caution.

The pricing has partial support: moderate trading volume.

How credible was the move?

Three separate questions — a move can be genuine while the latest price is still settling. Methodology →

Move validity

Is the move backed by real trading and depth?

Moderate

The pricing has partial support: moderate trading volume.

Consensus stability

Has the market settled at the new probability?

Forming

Movement has slowed (1.8 points over six hours) but the market has not fully settled.

Contract clarity

Will the rules resolve without ambiguity?

Medium

Moderate resolution risk, driven mainly by no resolution basis.

Recent trade activity$179.3 traded

From the latest trade tape (most recent 200 prints) — a live activity sample, not a lifetime total.

What could move this market next?

  • The market's deadline arrivesNovember 4, 2026 at 6:59 PM ET

    The contract must resolve based on what has happened by this date.

Derived from the contract's own mechanics as of Sep 26, 11:33 PM ET. ProbCast does not list scheduled meetings, announcements, or data releases it cannot verify.

Advanced analysis (experimental)

Research signals — these models are still accumulating the history needed for full validation, and they can disagree with the headline read. Model confidence: low · expected error ±24 pts.

Thin marketLegacy movement classifier: watch

What's happening

medium classifier confidence
Thin market

Thin book and/or wide spread. Small orders can move this price disproportionately, so any single print is noisy and easily overread.

  • Thin book and/or wide spread.

Read with caution —Read the latest price with caution; conditions make it an unreliable summary right now.

More details — reliability score, dynamics, durability
Reliability score
0Low
Where the price path tends to go next1091 observed
  • Illiquid / quiet99%

Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.

DurabilityMedium· half-life <1h
PredictabilityElevated irreducibility

Secondary read: leaning toward Resolving soon.

A read-only classification of the market environment — how much weight the current price deserves as a read of consensus. It describes conditions, never a trade.

Market data

24h volume

Ṁ186.6

Liquidity

Ṁ1K

Total volume

Ṁ186.6

Category
Politics
Venue
Manifold
Open interest
—
Current probability
23.2%
7-day range
22.4% – 25.1%
Resolves
Nov 4, 2026
Change (pts)1H0.06H-1.824H-1.87D-1.8

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