# Ur-Energy Updates Lost Creek Property Technical Report Summary Estimating an Extended Mine Life and Increase in Net Cash Flow Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/ur-energy-updates-lost-creek-property-technical-report-summary-estimating-an-ext--71b8e746-074c-47e5-9e90-03bdaa1fd226 Original source: https://money.tmx.com/en/quote/URG/news/8261239901675558/ur-energy-updates-lost-creek-property-technical-report-summary-estimating-an-ext Publisher: tmx Original announcement: 2026-03-10T21:40:00.000Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: Ur-Energy Inc. - Ticker: URG - Exchange: TSX - Region: Wyoming - Primary commodity: Uranium - Secondary commodities: None reported - Document categories: Resource update, Economic study - Extracted: 2026-09-19 03:36:00 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary Ur-Energy announced an updated S-K 1300 Initial Assessment Technical Report Summary for its Lost Creek Property, showing a significant increase in post-tax NPV to $244.1 million and net cash flow to $442.2 million. The report extends the estimated mine life by nearly three years to Q2 2039 and updates the mineral resource estimate, with a notable increase in Inferred pounds. The economic analysis supports the project's continued viability and growth potential. Reasoning: The document reports a significant positive update to the Lost Creek Property's economic assessment, including a substantial increase in NPV and net cash flow, and an extended mine life. The resource update also shows growth in the Inferred category. While the study is an early-stage Initial Assessment, the improvements are material. - Positive factor: Significant increase in post-tax NPV \(47.4%\) and net cash flow \(45.7%\) compared to the prior report. - Positive factor: Extended mine life by nearly three years. - Positive factor: Increase in estimated pounds remaining to be produced. - Positive factor: High post-tax IRR \(65.7%\) indicates strong project economics. - Positive factor: Resource update shows an increase in Inferred pounds, suggesting growth potential. - Positive factor: Study is an S-K 1300 Initial Assessment, providing a formal economic basis. - Negative factor: Initial Assessment \(PEA-equivalent\) study class has higher uncertainty and is not bankable. - Negative factor: Inferred resources are considered speculative and cannot support economic studies alone, though a separate analysis excluding them was performed. - Negative factor: The study excludes initial capital costs incurred prior to the determination date, which can flatter the economics. Low confidence — this extraction should be reviewed alongside the original source. Facts used in scoring: 5 ## Classification and evidence **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: A current resource fact retains the disclosed cut-off grade **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: The source explicitly discloses a revised resource estimate Evidence · text > updated mineral resource estimate ## Extracted facts Stored fact records: 3. Some facts used in scoring do not have a stored record. ## Resource Estimates (3) ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/ur-energy-updates-lost-creek-property-technical-report-summary-estimating-an-ext--71b8e746-074c-47e5-9e90-03bdaa1fd226#fact-resource-facts-0) Lost Creek Property · uranium #### Identity - Project: Lost Creek Property - Commodity: uranium - Region: wyoming - Reported Region: Wyoming - Ticker: URG #### Resource scope - Estimate type: resource - Effective date: 2025-12-31T00:00:00.000Z - Reporting standards: sec\_sk1300, ni\_43\_101 - QP Signed: Yes - Qualified person names: Western Water Consultants, Inc., d/b/a WWC Engineering - Resource group id: resource:61b9dfcbb152afa9a624 - Deposit or zone: LOST CREEK #### Resource Data - Category: measured - Tonnes: 8505000 - Grade: 0.049 - Grade Unit: % eU3O8 - Contained Metal: 8309000 - Contained Unit: lbs - Cutoff Grade: 0.02 - Cutoff Unit: % eU3O8 #### Prior Estimate - Resource Date: 2025-12-31 #### Metal Equivalent - Assumptions Disclosed: No #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-03-10T00:00:00.000Z Reasoning: The Measured resource for the Lost Creek Property is a high-confidence estimate, contributing significantly to the overall resource base and supporting the project's economic viability. - Positive factor: High confidence category \(Measured\) for a significant portion of the resource. - Positive factor: Resource estimate prepared under S-K 1300 and NI 43-101 standards, indicating robust methodology. Evidence · table > 0.049 Context: 8,505 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience. Why it applies: qp\_signed is true **NI 43-101 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/ur-energy-updates-lost-creek-property-technical-report-summary-estimating-an-ext--71b8e746-074c-47e5-9e90-03bdaa1fd226#fact-resource-facts-1) Lost Creek Property · uranium #### Identity - Project: Lost Creek Property - Commodity: uranium - Region: wyoming - Reported Region: Wyoming - Ticker: URG #### Resource scope - Estimate type: resource - Effective date: 2025-12-31T00:00:00.000Z - Reporting standards: sec\_sk1300, ni\_43\_101 - QP Signed: Yes - Qualified person names: Western Water Consultants, Inc., d/b/a WWC Engineering - Resource group id: resource:95256ba3d22def149d69 - Deposit or zone: LOST CREEK #### Resource Data - Category: indicated - Tonnes: 3895000 - Grade: 0.046 - Grade Unit: % eU3O8 - Contained Metal: 3559000 - Contained Unit: lbs - Cutoff Grade: 0.02 - Cutoff Unit: % eU3O8 #### Prior Estimate - Resource Date: 2025-12-31 #### Metal Equivalent - Assumptions Disclosed: No #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-03-10T00:00:00.000Z Reasoning: The Indicated resource adds to the confidence in the Lost Creek Property's mineral inventory, supporting further economic evaluation. - Positive factor: Indicated resource provides reasonable geological confidence for project planning. - Positive factor: Resource estimate prepared under S-K 1300 and NI 43-101 standards, indicating robust methodology. Evidence · table > 0.046 Context: 3,895 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience. Why it applies: qp\_signed is true **NI 43-101 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/ur-energy-updates-lost-creek-property-technical-report-summary-estimating-an-ext--71b8e746-074c-47e5-9e90-03bdaa1fd226#fact-resource-facts-2) Lost Creek Property · uranium #### Identity - Project: Lost Creek Property - Commodity: uranium - Region: wyoming - Reported Region: Wyoming - Ticker: URG #### Resource scope - Estimate type: resource - Effective date: 2025-12-31T00:00:00.000Z - Reporting standards: sec\_sk1300, ni\_43\_101 - QP Signed: Yes - Qualified person names: Western Water Consultants, Inc., d/b/a WWC Engineering - Resource group id: resource:5e9b2184e5fc765278e0 - Deposit or zone: LOST CREEK #### Resource Data - Category: inferred - Tonnes: 11052000 - Grade: 0.047 - Grade Unit: % eU3O8 - Contained Metal: 10357000 - Contained Unit: lbs - Cutoff Grade: 0.02 - Cutoff Unit: % eU3O8 #### Prior Estimate - Resource Date: 2025-12-31 - Prior Contained Metal: 10357000 #### Metal Equivalent - Assumptions Disclosed: No #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-03-10T00:00:00.000Z Reasoning: The substantial increase in Inferred resources highlights the project's growth potential, although this category carries higher geological uncertainty. - Positive factor: Significant increase \(3.550 million pounds or 34.3%\) in estimated pounds in the Inferred category, indicating strong exploration potential. - Positive factor: Resource estimate prepared under S-K 1300 and NI 43-101 standards. - Negative factor: Inferred resources are speculative and cannot support economic studies alone. Evidence · table > 0.047 Context: 11,052 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience. Why it applies: qp\_signed is true **NI 43-101 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate ## How Atlas produces this analysis Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.