US enforces port blockade as Iran threatens strikes, dimming talks prospects

The U.S. enforced a port blockade and Iran threatened strikes, dimming hopes for bilateral talks. The odds of Iran ending uranium enrichment by April 30 are at 39.2% YES, up from 21% yesterday.

The blockade has moved multiple markets. The Iran uranium enrichment market spiked 16 points to 46% before settling lower. Trump’s Hormuz blockade market for May 31 is at 83.5% YES, up from 79% as traders price in potential resolutions.

Trading volumes reflect the tension. The uranium market has $33,574 in actual USDC traded daily, with just $516 needed to move prices 5 points, making it thin and vulnerable to swings. The May 31 Hormuz blockade market trades $6,332 in actual USDC daily with $1,902 required for a 5-point move, a more stable book despite the high confidence level.

The blockade and Iran’s threats together make any diplomatic resolution harder. The rise in enrichment agreement odds may be speculative rather than reflecting real progress. With only 15 days left, a YES share at 39¢ pays $1 if resolved, a 2.56x return. That bet requires rapid diplomatic movement to pay off.

Watch for signals from CENTCOM or Iranian military actions, any diplomatic initiatives from Islamabad or other intermediaries, and Trump’s next statements on social media, all of which could move these markets quickly.

Get prediction market intelligence as a structured API feed. Early access waitlist.