The probability of Iran launching military action against a Gulf State on July 12 jumped 67.5 percentage points in the past 24 hours, rising from 7.5% to 75.0% according to Polymarket data. This dramatic repricing signals a substantial shift in market sentiment around this event.
Polymarket recorded $26K in 24-hour volume on the contract, indicating active trading alongside the sharp price move. Notably, whale flow aligned with the price increase, suggesting that large traders were adding to their YES positions as the market moved higher. This coordination between whale activity and the tape underlines confidence in the revised odds.
The contract’s rapid rise from a low baseline to a three-quarters likelihood reflects a reassessment of geopolitical developments or new information influencing traders’ expectations. The combined surge in price and whale participation points to strengthened conviction in the market that military action is probable on the specified date.
Overall, the alignment of volume, whale flow, and price movement provides a clear signal of heightened market consensus about the event’s likelihood, marking a significant update in Polymarket’s prediction landscape for this scenario.
| Market | Iran military action against a Gulf State on July 12? |
|---|---|
| Market ID | 2851417 |
| 24h price change | +67.5 pp |
| YES now (PM Breaking) | 75.0% |
| YES ~24h ago (est.) | 7.5% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $26K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-12. Data: Polydata API v3. On-chain figures are public. Realized PnL is computed over resolved markets only and excludes open positions, so it is conservative versus the Polymarket UI. This is not investment advice.