Will the Iranian regime fall by June 30?

Platform comparison

Market context

The underlying event is whether the Islamic Republic of Iran’s core governing structures—specifically the Supreme Leader’s office, the Guardian Council, and IRGC control under clerical authority—are dissolved or replaced by a fundamentally different system before June 30, 2026. Current crowd-implied probability on this contract sits at 0% YES, suggesting the market expects the regime to retain de facto power over the majority of Iran’s population.

Historically, similar high-stakes regime-change markets have diverged sharply from analyst consensus when sudden escalations occur. For instance, recent explosions in Tehran lifted implied odds of collapse to 14% within 24 hours, despite earlier readings near 12%[3]. Yet, broader analyst commentary, including The Economist’s defence editor, notes no substantial weakening or dissolution of the regime despite strikes across Iran[7]. This divergence between prediction-market spikes and expert caution frames how to interpret the current 0% line: it reflects deep scepticism that core institutions will collapse, even amid leadership struggles and weakened command structures[1].

Traders should monitor IRGC activities closely, as shifts in military control could signal institutional fragility[1]. Additionally, watch for official announcements regarding the ceasefire agreement between Iran and the US, which temporarily halted conflict in the Middle East but may not resolve underlying power tensions[1]. Any new US or Israeli strikes targeting Supreme Leader Ali Khamenei or plans to install Mahmoud Ahmadinejad as leader would be critical catalysts, given their explicit linkage to regime-change objectives[6]. These dependencies remain the primary variables that could move the market from its current 0% baseline.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Will the Iranian regime fall by June 30? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.