The market for a “US x Iran diplomatic meeting by July 17, 2026?” saw its YES contract price plunge 25.0 percentage points in the past 24 hours, falling from an estimated 36.5% to 11.5% on the Polymarket Breaking feed as of July 11, 2026.
This significant downward revaluation occurs alongside $51K of net whale flow into YES contracts. Whales bought $83K and sold $32K of YES contracts over the same period, involving 161 unique whales. This volume contrasts with total 24-hour market volume of $84K and a lifetime volume of $323K, indicating substantial whale activity relative to overall trading.
Notably, the whale flow diverges from the price move, as the large net purchases of YES contracts run counter to the sharp drop in market-implied probability. The Polydata on-chain mid-price for YES stands at 19.5%, higher than the Polymarket Breaking price of 11.5%, reflecting a discrepancy between on-chain data and the Breaking feed.
The divergence between whale buying and the falling YES price suggests conflicting signals within this market. While the tape prices a much lower chance of a diplomatic meeting by mid-July 2026, whales appear to be accumulating YES exposure.
Overall, the combined price decline and whale flow pattern highlight uncertainty and disagreement about the likelihood of a US-Iran diplomatic meeting by the specified date, making this market a focal point for tracking evolving geopolitical expectations.
| Market | US x Iran diplomatic meeting by July 17, 2026? |
|---|---|
| Market ID | 2685911 |
| 24h price change | +25.0 pp |
| YES now (PM Breaking) | 11.5% |
| YES ~24h ago (est.) | 36.5% |
| YES (Polydata overview) | 19.5% |
| Whale net flow (24h) | $51K |
| Whale buy / sell (24h) | $83K / $32K |
| Unique whales (24h) | 161 |
| Volume 24h (PM) | $84K |
| Unique traders (Polydata) | 616 |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-11. 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.