The US military intercepted at least three Iranian oil tankers in Asian waters, escalating the Strait of Hormuz crisis. The US-Iran ceasefire by April 30 market sits at 16% YES, down from 32% yesterday.
Market reaction
The ceasefire market dropped from 32% to 16% YES over the last 24 hours. The largest move was a 5-point spike at 6:59 PM from 28% to 32%, before falling back. With 9 days left, traders are pricing in low odds of a diplomatic breakthrough after these interceptions. The “US Forces Enter Iran” market, which resolves December 31, could see increased activity given the stepped-up military enforcement.
Why it matters
The interceptions are part of a broader US naval blockade and represent a direct increase in military enforcement against Iranian shipping. This makes a ceasefire announcement within the next 9 days harder to imagine, and raises the probability of further military engagements that feed into the “US Forces Enter Iran” contract.
What to watch
Market liquidity for the ceasefire contract is $68,607 in USDC traded daily, with $4,074 needed to move the price 5 points. The market is stable but can swing hard on large trades, as the 6:59 PM spike showed.
At 16¢, a YES share pays $1 if a ceasefire is announced, a 6.25x return. That bet requires believing in a rapid diplomatic turnaround given the current trajectory. Changes in US military posture, statements from CENTCOM or the Pentagon, or diplomatic moves by intermediaries like Oman or Qatar could shift expectations.
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