Trump’s threat to bomb Iran if the ceasefire fails has sharply moved prediction markets. The odds of the US-Iran ceasefire being extended by April 21 dropped to 39.5% YES, down from 86% just 24 hours ago.
Market reaction
The immediate reaction was a 4-point drop at 11:09 AM as traders priced in the threat. The ceasefire extension market trades $82,767 in daily USDC volume, with $9,463 needed to move the odds by 5 points. The market predicting Trump will announce the ceasefire’s end by April 21 jumped to 7.5% YES, up from 6% yesterday, suggesting traders see escalation as more probable.
Why it matters
The ceasefire extension odds have swung sharply over recent days. With only three days left, the market sits at 39.5% YES, still favoring diplomacy but pricing in real risk from Trump’s threats.
Daily USDC volume of $82,767 is meaningful, but only $9,463 is needed to shift the odds 5 points, making the market vulnerable to large single orders. The biggest move in the past 24 hours was the 4-point drop following Trump’s remarks.
What to watch
Trump’s rhetoric raises the cost of failure on an extension. At 36¢, a YES share pays $1 if the ceasefire extends by April 21, a 2.78x return. That price implies traders need to believe in last-minute diplomacy to take the bet.
Watch for statements from Islamabad, where Vice President Vance is reportedly en route for talks. Posts from Trump on Truth Social or announcements from CENTCOM on military readiness could further move these markets.
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Us X Iran Ceasefire Extended| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| April 21, 2026 | 39.5% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| April 21, 2026 | 7.5% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| April 30 | 17.2% | — | — | Trade → |