Market capacity
How hard is it to move this price?
ThinTight spread
Order-book liquidity
$22.4K
Bid-ask spread
2.0 pts
24h volume
$44.4K
Total volume
$106.1K
Little money on the book — a modest order can move this price, so treat swings with care.
IAEA visits Isfahan, Fordow, or Natanz nuclear site by December 31?
As of Oct 21, 2026, 5:34 AM ET, Polymarket priced this market at 18.0% (little changed over 24 hours). It had $44.4K traded in the past 24 hours, $22.4K of order-book liquidity and a bid-ask spread of 2.0 pts. probcast.co rates the support behind this price as moderate.
Market probability
18.0%
Little changed over 24 hours
Thin market where small orders can move the price, with broad trading across many accounts.
Price historyPolymarket
Source: Polymarket price history
How credible was the move?
Methodology →Move validity
ModerateIs the move backed by real trading and depth?
The pricing has partial support: healthy trading volume and market depth, a tight spread.
Consensus stability
StableHas the market settled at the new probability?
The probability has held near its current level over the past several hours.
Contract clarity
HighWill the rules resolve without ambiguity?
The resolution rules are relatively specific, with a named source and a defined deadline.
Can you trust this price?
Two different questions: how hard the price is to move, and whose trading set it.
Who's trading
Whose opinion is this price?
Broad participation
13%of the traded money came from the single largest account
Accounts
101
Trades
200
over 66 days
Largest order
$1.7K
$13.8K traded across these 200 trades (last 66 days).
Many independent accounts traded — the price reflects a crowd, not one trader.
Recent trade activity$13.8K traded
From the latest trade tape (most recent 200 prints) — a live activity sample, not a lifetime total.
What this market actually measures
This market will resolve to "Yes" if one or more International Atomic Energy Agency (IAEA) officials physically visit the Isfahan Nuclear Technology Center, Fordow Fuel Enrichment Plant, or Natanz Nuclear Facility in Iran between market creation and the specified date, 11:59 PM ET. Otherwise, this market will resolve to "No." Pickaxe Mountain is not considered part of the Natanz Nuclear Facility.
This summary shows the opening of the venue's official rules. ProbCast has not yet generated an independent plain-English interpretation for this contract — review the full rules before relying on it.
View full official resolution rules
This market will resolve to "Yes" if one or more International Atomic Energy Agency (IAEA) officials physically visit the Isfahan Nuclear Technology Center, Fordow Fuel Enrichment Plant, or Natanz Nuclear Facility in Iran between market creation and the specified date, 11:59 PM ET. Otherwise, this market will resolve to "No." Pickaxe Mountain is not considered part of the Natanz Nuclear Facility. IAEA officials refers to individuals acting in an official capacity on behalf of the IAEA, including IAEA inspectors, staff, and the Director General. A qualifying visit must include physical presence within the recognized boundaries of one of the listed sites. Visits to other sites in Iran, or virtual inspections of the sites, will not qualify. The resolution sources for this market will be the IAEA and a consensus of credible reporting.
What could move this market next?
- The market's deadline arrivesDecember 31, 2026 at 11:59 PM ET
The contract must resolve based on what has happened by this date.
Derived from the contract's own mechanics as of Oct 21, 5:47 AM 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 ±21 pts.
Quote-drivenLegacy movement classifier: watch
What's happening
low classifier confidence
Quote-driven
A tight, deep, quote-driven book with little executed flow. The price is stable but reflects resting quotes more than active trading.
- Tight spread on a liquid, calm market
Read the latest price with caution; conditions make it an unreliable summary right now.
More details — reliability score, dynamics, durability
Reliability score
15Low
Where the price path tends to go next1457 observed
- Choppy / mean-reverting98%
- Stable consensus1%
Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.
DurabilityMedium· half-life ~2h
PredictabilityElevated irreducibility
Secondary read: leaning toward Thin market.
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.
Change (pts)1H0.06H0.024H0.07D0.0
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