Iran agrees to surrender enriched uranium stockpile by 2026?

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Market context

Iran's agreement to surrender any portion of its enriched uranium stockpile by end-March 2026 remains a low-probability event, reflected across major prediction platforms. The 0% implied probability on Polymarket reflects the absence of active diplomatic momentum following the collapse of the Joint Comprehensive Plan of Action (JCPOA) in 2018 and subsequent US withdrawal. Current Iranian uranium enrichment levels—reported by the International Atomic Energy Agency at over 60% purity as of late 2024—represent a significant escalation from the 3.65% ceiling stipulated under the original accord. Any reversal would require either a fundamental shift in US–Iran relations or direct Israeli pressure coupled with international mediation, neither of which shows near-term trajectory.

Historical precedent matters here. Iran's 2015 JCPOA compliance involved shipping 98% of its low-enriched uranium stockpile to Russia, demonstrating that surrender agreements are technically feasible when political conditions align. However, the intervening six years have hardened positions on both sides. Kalshi's book on this market, where decimal odds currently reflect similar scepticism, diverges from Betfair primarily in KYC reach—Kalshi's US-only access versus Betfair's broader European coverage—though both show minimal trading volume, suggesting limited conviction among informed traders.

Catalysts to monitor include any US presidential policy shift post-2024, IAEA Board of Governors resolutions, or Israeli military action that might force negotiation. Reuters reported in November 2024 that indirect talks remained stalled. The Smarkets book shows marginally higher liquidity than Polymarket on this specific resolution, though settlement certainty hinges entirely on whether Iran issues an explicit public pledge—a threshold that distinguishes this from mere technical compliance discussions.

Methodology

This page compares Iran agrees to surrender enriched uranium stockpile by 2026? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Is this market available outside the US?

PolyGram 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 does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

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.