The Polymarket contract “Israel x Iran ceasefire continues through July 31?” saw a significant 25.0 percentage point drop in its YES price over the past 24 hours, falling from 61.5% to 36.5% as of July 19. This sharp repricing indicates a marked shift in market sentiment regarding the likelihood of the ceasefire holding through the end of the month.
Interestingly, while the YES price declined substantially, whale trading activity diverged from this move. Despite the falling price, whales continued to net buy YES contracts, signaling a disconnect between large-volume traders and the broader market pricing. This divergence is notable given the $39K volume traded over the same period, reflecting active participation but contrasting directional views between retail and whale investors.
The sizable 25.0pp drop in YES probability underscores increased market skepticism about the ceasefire’s durability, yet the whale buying introduces complexity to interpreting the contract’s outlook.
Overall, this price and flow dynamic highlights a contested market view on the Israel-Iran ceasefire’s continuation through July 31, with retail pricing sharply lower but whales maintaining exposure to a YES outcome.
| Market | Israel x Iran ceasefire continues through July 31? |
|---|---|
| Market ID | 2952486 |
| 24h price change | +25.0 pp |
| YES now (PM Breaking) | 36.5% |
| YES ~24h ago (est.) | 61.5% |
| YES (Polydata overview) | — |
| Whale net flow (24h) | $0 |
| Whale buy / sell (24h) | — / — |
| Unique whales (24h) | — |
| Volume 24h (PM) | $39K |
| Unique traders (Polydata) | — |
Source: Polydata API v3 · /whales/flow + Polymarket Breaking · snapshot 2026-07-19. 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.