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ManifoldPoliticsUpdated 5m ago

Will any US Senate election in 2026 have a winning margin of 1.000% or less?

Market probability
60.4%
+10.4 percentage points
over 24 hours50.0%60.4%
115 days until the event deadline
Deadline: December 31, 2026 at 6:59 PM ET

The move lacks solid trading support — treat the new probability with caution.

The pricing has weak support: moderate trading volume. The probability moved another 10.4 points in the past hour — the market is still repricing.

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?

Weak

The pricing has weak support: moderate trading volume.

Consensus stability

Has the market settled at the new probability?

Unsettled

The probability moved another 10.4 points in the past hour — the market is still repricing.

Contract clarity

Will the rules resolve without ambiguity?

Medium

Moderate resolution risk, driven mainly by no resolution basis.

Recent trade activity$271.2 traded

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

Why the odds moved

The probability rose 10.4 percentage points over the last 24 hours (50.0% 60.4%).

No verified catalyst has been linked to this move yet. ProbCast does not attribute moves to news without evidence connecting the timing of a specific report to the repricing.

What could move this market next?

  • The market's deadline arrivesDecember 31, 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 6, 10:28 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 ±31 pts.

Reacting to newsLegacy movement classifier: noisy

What's happening

high classifier confidence
Reacting to news

The price is actively repricing on real volume. The number is still moving — don't treat the latest print as settled consensus yet.

  • Probability moved 10.4 pts in ≤6h on adequate liquidity

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 next803 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 Trending.

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

Ṁ271.2

Liquidity

Ṁ1K

Total volume

Ṁ271.2

Category
Politics
Venue
Manifold
Open interest
Current probability
60.4%
7-day range
50.0% – 60.4%
Resolves
Dec 31, 2026
Change (pts)1H+10.46H+10.424H+10.47D+10.4

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