The probability of Iran launching military action against a Gulf State on July 16 plummeted by 26.0 percentage points in the last 24 hours on Polymarket, falling from 67.0% to 41.0%. This significant repricing comes amid $9K in 24-hour trading volume but with a notable divergence between price action and whale behavior.
Whale flow diverged from the price decline, indicating that large traders did not push the YES contract lower alongside the market.
The divergence between volume flow and price movement is critical as it highlights potential uncertainty or conflicting information among major participants regarding Iran’s likelihood of military action on July 16.
Overall, the combined price and whale flow picture points to a market in flux, with significant downside movement in the contract’s implied probability but no confirming large-scale selling by whales. This tension underscores the evolving debate over the event’s likelihood and the cautious stance of major traders.
| Market | Iran military action against a Gulf State on July 16? |
|---|---|
| Market ID | 2851421 |
| 24h price change | +26.0 pp |
| YES now (PM Breaking) | 41.0% |
| YES ~24h ago (est.) | 67.0% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $9K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-16. 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.