Will the Iranian regime fall by June 30?

Platform comparison

Market context

The Islamic Republic's governing apparatus—the Supreme Leader's office, the Guardian Council, the IRGC's clerical command structure—would need to be dissolved, incapacitated, or replaced by a fundamentally different system by 30 June 2026 for this market to settle Yes. Polymarket currently prices this outcome at 1%, reflecting the crowd's assessment that regime collapse within 18 months remains an extreme tail event. The conditional token mechanics on Polygon mean traders holding YES shares would profit only if that broad consensus emerges across international reporting; the resolution hinges on whether Iran's core institutions lose de facto power over a majority of the population.

Historical precedent offers limited comfort to bulls on regime change. The 1979 revolution took months of escalating unrest before the Shah's departure; the Soviet Union's collapse unfolded across 1989–1991 with visible institutional fracture beforehand. Iran's security apparatus has weathered sustained pressure since the 2009 Green Movement and the 2022 Mahsa Amini protests without fundamental structural breakdown. The IRGC maintains control over economic assets, media, and coercive capacity, whilst succession planning around Supreme Leader Khamenei remains opaque but intact.

Traders monitoring this contract should track developments around succession uncertainty, economic deterioration affecting regime patronage networks, and any unexpected fractures within the IRGC or clerical establishment. Recent reporting from Reuters and AP has documented ongoing dissent and economic strain, but these have not translated into institutional collapse signals. The timeframe's brevity—just over 18 months—compounds the improbability; regime transitions typically require either rapid military intervention or months of visible institutional unravelling.

Methodology

This page reviews Will the Iranian regime fall by June 30? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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.