The Polymarket contract “Iran military action against a Gulf State on July 12?” saw its YES price jump sharply by 60.5 percentage points in the past 24 hours, rising from 9.5% to 70.0% as of the latest snapshot on July 12, 2026. This dramatic repricing reflects a significant shift in market sentiment regarding the likelihood of military action.
Whale trading activity moved in tandem with the price change, confirming the market’s shift. This alignment between large investors and the price action suggests that substantial capital supported the upward momentum in the contract’s implied probability. The 24-hour trading volume registered at $19K, indicating active engagement around this event.
The combined surge in odds and whale participation points to increased confidence or new information driving expectations for conflict involving Iran and a Gulf State on the specified date. Such a rapid adjustment in probability underscores the market’s responsiveness to developments or signals related to geopolitical tensions.
Overall, the data signals a notable escalation in perceived risk within this market, with large traders backing the sharp rise in the probability of military action.
| Market | Iran military action against a Gulf State on July 12? |
|---|---|
| Market ID | 2851417 |
| 24h price change | +60.5 pp |
| YES now (PM Breaking) | 70.0% |
| YES ~24h ago (est.) | 9.5% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $19K |
| 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.