The probability of Iran taking military action against a Gulf State on July 10 dropped 24.1 percentage points within 24 hours on Polymarket, sliding from 28.0% to 3.9% as of the latest snapshot on July 10, 2026. This sharp decline occurred on relatively low overall volume of $7K, indicating a swift shift in market sentiment.
Notably, whale activity diverged from the price movement. While the YES contract price tanked, large traders did not align their flow with the falling odds, suggesting a disconnect between the tape and big-money bets. This divergence highlights uncertainty among whales about the probability of Iran initiating military action on this specific date, even as the broader market sharply repriced the event as unlikely.
The contrast between the dramatic price drop and whale flow opposing the move signals potential skepticism or hedging strategies among major players. The market’s rapid repricing combined with whale flow divergence suggests a contested view on the event’s likelihood, reflecting either new information or shifting risk assessments within the prediction market.
| Market | Iran military action against a Gulf State on July 10? |
|---|---|
| Market ID | 2851415 |
| 24h price change | +24.1 pp |
| YES now (PM Breaking) | 3.9% |
| YES ~24h ago (est.) | 28.0% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $7K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-10. 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.