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24H VOL:
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OPEN INTEREST:
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328,602
Markets across
32,440
events
MATCHED EVENTS:
3,029
PLATFORM COVERAGE:
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VS.
Kalshi:
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December 31
- Polymarket
December 31 - Polymarket
66.3%
1W
News
Positive
Negative
Neutral
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Aug 15
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Vol.
$265.4k
·
Resolves Jan 1, 2027
$
This market tracks whether the United States will officially announce the end of its naval blockade of Iran by December 31, 2026. On Polymarket, the current probability that the US will announce the end of the Iranian blockade by that date stands at 64.8%, with resolution based on official statements from the United States government. Watch for any official announcement between now and December 31, 2026, as this will determine the market outcome.
On July 13, 2026, Trump announced the United States would reinstate its naval blockade of Iran, targeting Iranian ships and customers. This market will resolve to “Yes” if the United States government, or an authorized representative of the United States government, publicly and officially announces the end, termination, lifting, or suspension of the United States’ naval blockade on Iranian ships and ships of Iranian customers, between market creation and the specified date, 11:59 PM ET. Otherwise, this market will resolve to “No”. An announcement qualifies if it communicates that the United States will generally cease blocking vessel traffic for Iranian ships and customers, including an announcement that the blockade will not take effect at all, even if some restrictions remain (for example, an imposition of fees). An announcement does not qualify if it reflects only a limited or partial change that stops short of a general end or suspension of the blockade, for example, an exemption for a specific vessel, cargo, or port. A qualifying announcement must be a declarative statement of the United States government’s present termination or suspension of the blockade, previously-unannounced prior termination or suspension of the blockade, or definitive decision to terminate or suspend the blockade. A qualifying announcement must clearly and unambiguously identify the end or suspension of the blockade. Statements that merely allude to, reference, or describe an end to the blockade, without clearly communicating it, do not qualify. The announcement need not use specific terminology or reference the end of a blockade by name; an announcement of a resumption of prior obligations, the maintenance of a status quo, or a return to a previously agreed baseline qualifies, provided the substantive policy of ending or suspending the blockade is clearly and unambiguously communicated. A qualifying announcement must be made through official channels, by an individual acting in an official capacity. Statements made incidentally or informally in a context not intended for official communication do not qualify. The following do not qualify: Anonymous, unattributed, or leaked statements not confirmed as official; Statements by persons not authorized to speak for the United States government; Third-party speculation, analysis, or predictions that the United States government will announce or implement an end to the blockade; Satirical, fabricated, hacked, or impersonated communications; and Statements that describe a prospective, contingent, probable, or conditional end to the blockade rather than announcing a present and decided position. Once a qualifying announcement is made, this market will resolve to “Yes” regardless of whether it is later reversed, or whether the blockade actually ends in practice. Resolution will be based on official information from the United States government, including the President, the Department of Defense, the Department of State, and United States Central Command (CENTCOM), or the official representatives of the United States government.
Prediction markets and traditional polls measure different things: polls capture public opinion snapshots, while this market reflects traders' probabilistic forecasts of an actual outcome. Market participants often incorporate classified intelligence, diplomatic signals, and expert analysis that public polls may not capture. Because traders have financial incentive to forecast accurately, prediction market odds can diverge meaningfully from poll averages. Comparing the two reveals whether the public consensus aligns with informed trader expectations on this geopolitical event.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time probability quotes. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each contract represents a binary outcome—either the US announces an end to the blockade by the deadline, or it does not. Traders purchase shares at the current ask price or sell at the bid price, and the spread between these prices reflects market uncertainty. As new information surfaces, the price adjusts continuously to reflect updated consensus.
This market resolves around Jan 1, 2027, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on whether an official US announcement of blockade termination occurs by that date. Traders should monitor official government statements, diplomatic channels, and major news outlets for the announcement. Once the deadline passes, the market will settle based on whether the announcement was made, determining which outcome holders receive their payout.
Key catalysts include high-level diplomatic meetings between US and Iranian officials, statements from the State Department or White House regarding sanctions policy, UN resolutions or international negotiations, and shifts in regional geopolitics affecting US-Iran relations. Economic data on oil prices and sanctions impact can also influence trader expectations. Media reports of back-channel negotiations or leaked diplomatic cables may trigger sharp price movements. Any credible signal that negotiations are progressing or stalling will likely shift odds significantly as traders reassess the probability of an announcement by the deadline.