Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legit) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| July 8 | 100% |
| July 15 | 100% |
| July 31 | 100% |
| August 31 | 100% |
| July 1 | 0% |
Market context
Iranian forces have already boarded, attacked, and mined merchant vessels in the Strait of Hormuz since late February 2026, following US and Israeli air strikes on Iran, with the IRGC explicitly forbidding passage and launching kinetic actions against commercial shipping[1]. This ongoing blockade, involving speed boats, drones, missiles, and sea mines, frames the current 0% crowd-implied probability not as an absence of risk, but as a market misreading of an event that is already active and claimed by the Islamic Republic[1][2]. Historical precedents show that when Iran targets commercial ships, it does so with direct attribution, distinguishing these acts from proxy operations by Hezbollah or Houthis, which the market explicitly excludes from resolution[1][6].
Traders should monitor CENTCOM announcements regarding further strikes on Iranian surveillance infrastructure and drone storage, as the US has already launched retaliatory attacks citing aggression against commercial vessels[2]. Key catalysts include scheduled IRGC warnings, the status of the June 17 US–Iran memorandum of understanding, and any new claims of attacks on ships like the M/V Ever Lovely, which was hit by a one-way attack drone in June 2025[2][3]. The market’s accessibility hinges on regulatory frameworks: German GlüStV implications and US CFTC reach may restrict participation, while ‘no-KYC up to $1,500’ provisions could allow limited access for traders in jurisdictions with strict identity requirements, though this does not alter the underlying factual reality of Iran’s kinetic strike campaign[1][5].
The settlement window ending 2026-08-31T23:59:00Z covers a period where Iran’s methods of restricting traffic—including satellite spoofing, GNSS jamming, and hidden mine threats—are already deployed and escalating[1]. With average container spot rates from China to the UAE rising 5% since February due to security concerns, the economic impact of Iran’s actions is measurable and immediate[5]. Any trader assessing this market must recognise that the real-world event is not hypothetical; it is a documented, ongoing kinetic campaign by Iranian forces, explicitly claimed by Tehran, and confirmed by CENTCOM as the motivation for US military responses[2][3].
Methodology
This overview of Iran successfully targets shipping by 2026? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legit has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legit stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- What happens during a tax audit?
- You're responsible for documenting your trades. Is Kalshi Legit exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legit would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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