The U.S. is sending 10,200 additional troops to the Middle East under Operation Epic Fury. Gulf State military action against Iran by April 30 sits at 6% YES, down from 32% a week ago.
Market reaction
The deployment includes the USS George H.W. Bush carrier strike group and the Boxer Amphibious Group. Despite the force buildup, odds for Gulf States taking military action against Iran have collapsed. The 6% YES for April 30 implies traders see Gulf State involvement as unlikely. The term structure shows a modest 6-point increase between now and month-end, pricing in only a slim chance of intervention.
The market for U.S. escorts of commercial ships through the Strait of Hormuz tells a different story. At 22% YES by April 30, up from 22% yesterday, traders appear to expect some catalyst within the next 15 days.
Why it matters
The Gulf State military action market trades $1,577 in actual USDC daily, and it takes only $3,416 to move the price 5 percentage points. That’s thin enough for a single large order to cause significant swings. The Hormuz escort market is slightly thicker at $2,792 in daily USDC volume, with $3,475 needed to shift prices 5 points.
The troop deployment doesn’t directly increase the probability of Gulf State action, but it does raise the likelihood of U.S. escorts through Hormuz. A carrier strike group and amphibious group positioned in the region give the Navy the assets to begin escort operations on short notice.
What to watch
Statements from CENTCOM and the Pentagon are the primary catalysts. Any confirmation of Gulf State military coordination or U.S. naval escort operations would move these markets fast given the thin liquidity.
With a YES share priced at 22¢, a confirmed escort by April 30 would return 4.5x. That bet requires believing the U.S. will prioritize protecting commercial shipping in the Strait over the next two weeks.
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Gulf State Military Action Against Iran| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| April 30 | 6.5% | — | — | Trade → |
| April 15 | 0.9% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| April 30 | 22.5% | — | — | Trade → |
| April 15 | 0.1% | — | — | Trade → |
| Contract | Odds | Δ since publish | Volume 24h | |
|---|---|---|---|---|
| June 30, 2026 | 3% | — | — | Trade → |
