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1Clear out junk files and repair common Windows errors2Fix the driver behind crashes, sound loss and screen glitches3Repair Windows errors before they cause bigger problemsThe uranium spot price is a near-term market indicator; a long-term contract price reflects uranium negotiated for delivery farther into the future. They are not interchangeable quotes: spot indicators may be based on offers rather than completed trades, while utility delivery-price averages measure contracts supplying a particular group of buyers. Before comparing figures, check who reported them, what period and delivery timing they cover, and what material and services are included.
What “spot” and “long-term” mean
The labels describe delivery timing, but there is no single threshold used by every source. The U.S. Energy Information Administration (EIA) generally classifies a spot purchase as a one-time delivery within a year after the contract is signed; it classifies a contract with one or more deliveries at least a year after signing as long-term. The Euratom Supply Agency (ESA) defines spot as one delivery, or deliveries extending no more than 12 months, and multiannual as deliveries extending beyond 12 months. Cameco says long-term contracts generally begin delivery more than two years after finalization. These conventions are related, not identical, so use the source’s definition when reading its figures. EIA, ESA, Cameco Q2 2026 report.
Spot is not necessarily a completed sale
Uranium does not trade through an open commodity exchange with a transparent closing price. Buyers and sellers negotiate privately. UxC says its U₃O₈ spot indicator considers the most competitive offer it knows, along with bids, transactions and timing; it explicitly notes that the indicator is not necessarily based on a completed transaction. Although spot contracts have historically allowed delivery up to 12 months out, UxC says current deliveries are mostly in a forward one-to-three-month prompt period. Treat a published spot figure as a specialist market assessment, not a guaranteed price available to every buyer. UxC methodology; Cameco price explainer.
Long-term prices reflect contract formulas
Contracts can set a base price at signing and escalate it over the contract term, or reference a market indicator near delivery. Market-referenced formulas often include floors and ceilings, which may themselves be escalated. Contract terms are private and vary, so these are common structures rather than a description of every deal. A published long-term indicator is not necessarily the price paid on a specific contract. Cameco 2025 Annual Report; Cameco Q2 2026 report.
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Why spot and long-term figures can move differently
They represent different time horizons and often different purchase cohorts. A spot indicator reflects assessed near-term conditions; a long-term indicator relates to negotiated supply for future delivery. The contract’s formula and delivery schedule also affect how its price relates to market conditions at any one time. As a result, it is possible for one reported series to be above the other without either being a direct quote for a particular transaction.
The figures below illustrate why the measurement type matters. EIA’s values are weighted averages for uranium delivered to U.S. civilian reactor owners in 2025, while Cameco’s are reported market-indicator averages for that year. They do not measure the same population or price concept.
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| Measure | Spot | Long-term | What it represents |
|---|---|---|---|
| U.S. utility deliveries, 2025 | $76.01 per lb U₃O₈ equivalent; 13% of delivered volume | $55.91 per lb U₃O₈ equivalent; 87% of delivered volume | EIA weighted-average contract prices for uranium delivered to U.S. reactor owners in 2025, not market-indicator averages. EIA’s overall weighted average was $58.46 per lb across 46.9 million lb U₃O₈ equivalent delivered. Values are not adjusted for inflation. EIA Table 7 |
| Reported market indicators, 2025 | $73.54 per lb | $81.96 per lb | Cameco’s reported average indicators for 2025, based on month-end prices published by UxC and TradeTech. The reported spot average was 14% below 2024; the long-term indicator ended 2025 at $86.50 per lb. Cameco 2025 Annual Report |
| Reported market indicators, as of June 30, 2026 | $85.00 per lb | $95.50 per lb | Cameco’s reported average indicators as of that date—not live October 2026 quotations. Cameco Q2 2026 report |
The difference between the 2025 EIA and Cameco figures is not a contradiction. EIA averages reported prices for U.S. utility deliveries, weighted by quantities delivered; Cameco reports market indicators compiled from specialist price publishers. Their geography, populations, timing and methods differ. Use delivery-price data to understand what a defined buyer group paid for material delivered, and market indicators to follow reported market assessments—without treating either as an individual contract quote. EIA; Cameco.
Check the basis before comparing prices
A useful comparison states what each number actually measures. The following checks help prevent a misleading comparison:
- Category and definition: Is the figure spot, long-term, or multiannual, and how does its publisher define delivery timing?
- Publisher and method: Is it an assessed market indicator, a realized contract price, or a quantity-weighted delivery average?
- Date and delivery period: Is the figure a month-end indicator, an annual average, or a price for deliveries made in a specified year?
- Geography and buyer group: Does it cover global market indicators, U.S. reactor owners, or EU utilities? These populations are not interchangeable.
- Material and unit: Confirm the chemical form and unit. EIA reports U₃O₈-equivalent prices in dollars per pound.
- Services included: EIA’s uranium-component prices for natural and enriched UF₆ exclude conversion and enrichment service components. Do not compare that uranium-only amount with a bundled fuel-cycle price without accounting for the services. EIA Table 7; ESA methodology.
ESA collects details including delivery date and place, origin, chemical form, unit, currency and whether conversion is included. Its EU utility indicators and EIA’s U.S. reactor-owner data cover different populations. ESA also excludes some intermediary and non-utility contracts and publishes indices only when minimum contract counts are met to protect reliability and confidentiality. These official datasets can provide useful context, but they are not the same series as vendor market indicators. ESA uranium-price methodology.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.What the published figures can—and cannot—tell you
Specialist indicators are useful for tracking reported market direction, but the underlying price assessments are proprietary; UxC’s daily prices are available to subscribers. Public utility data can show average prices for deliveries to a defined population, but it does not reveal every contract’s negotiated terms. Neither type of figure alone tells a reader what a specific buyer would pay for a specific delivery. UxC; EIA.
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