Trade: Khamenei out as Supreme Leader of Iran by June 30?

Market context

Ali Khamenei, Iran's Supreme Leader since 1989, faces a 18-month window through June 2026 in which this market resolves affirmatively if he is removed from power through resignation, detention, or incapacity to perform his duties. The current order book on Polymarket reflects a 100% implied probability of "Yes," indicating traders are pricing near-certainty that some disruption to Khamenei's tenure will occur by the settlement date.

Historical precedent offers limited guidance. Iran's Supreme Leader position has proven remarkably durable; Khamenei's predecessor, Ayatollah Khomeini, held the role until his death in 1989. No sitting Supreme Leader has been forcibly removed or detained in the Islamic Republic's 47-year history. Temporary absences due to illness have occurred—Khomeini withdrew from public view in 1986 due to heart problems—but these did not constitute loss of position. The extreme probability implied by current market pricing suggests traders are either heavily discounting low-probability tail risks (sudden health crisis, internal coup, or institutional collapse) or the market may be mispricing baseline continuity.

Near-term catalysts centre on Khamenei's health and succession mechanisms. At 85, any significant medical event could trigger constitutional questions about fitness to serve, though Iran's Guardian Council has shown reluctance to invoke removal procedures. The 2025 presidential election cycle and ongoing tensions with regional actors create potential flashpoints, though these have not historically threatened the Supreme Leader's position directly. Reuters reporting in late 2024 noted continued institutional stability around Khamenei's office despite economic pressures.

How this market resolves

Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a two-hour dispute window opens, and if no one stakes a counter-claim the payout is final. Contested outcomes escalate to UMA token-holder voting. Payouts clear in USDC to the winning side.

How to trade this market step by step

The mechanics for trading "Khamenei out as Supreme Leader of Iran by June 30?" are the same as any other PolyGram political event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.

1. Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
2. Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
3. Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
4. Size your position. If you stake 100 USDC at 100% YES, you'll receive shares that pay $100 if YES resolves true — a 0% gross return. If NO resolves, your shares are worth $0.
5. Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
6. Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.

How active is this market?

$8.2M in lifetime turnover and $0 of resting liquidity puts this market in the top 2% by volume for politics contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.

The market has been open for 6 months — long enough that the order book is mature and price is well-anchored to fundamentals.

Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.

Key terms

YES / NO share

A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.

CLOB

Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.

Liquidity

USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.

UMA optimistic oracle

The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.

Slippage

The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.

Conditional token

ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.

See the full prediction-market glossary →

Frequently asked questions

Risk and regulatory note

Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.

Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.

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