Ur-Energy Updates Lost Creek Property Technical Report Summary Estimating an Extended Mine Life and Increase in Net Cash Flow

Original announcement by tmx on

Company
Ur-Energy Inc.
Ticker
URE
Exchange
TSX
Region
Wyoming
Primary commodity
Uranium
Secondary commodities
None reported
Document categories
Resource update, Economic study
Extracted
2026-09-19 03:37:25 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Ur-Energy has filed an updated S-K 1300 Initial Assessment Technical Report Summary for its Lost Creek Property, effective December 31, 2025. The report highlights a 47.4% increase in post-tax NPV to $244.1 million and a 45.7% increase in post-tax net cash flow to $442.2 million, with an extended mine life to Q2 2039. The updated mineral resource estimate includes 11.868 million pounds eU3O8 in Measured and Indicated categories and 10.357 million pounds in Inferred, after accounting for historical production.

Reasoning: The updated technical report for Lost Creek shows significantly improved economics with a higher NPV, IRR, and net cash flow, along with an extended mine life. While Measured and Indicated resources saw a slight decrease post-production, overall contained metal and future production estimates increased, indicating a robust project.

Positive factors

  • Significant increase in post-tax NPV (47.4%) and net cash flow (45.7%) compared to prior report.
  • Extended mine life by nearly three years.
  • High post-tax IRR of 65.7% indicates strong project economics.
  • Increase in estimated pounds remaining to be produced despite two years of production.
  • Updated resource estimate maintains substantial Measured and Indicated categories while significantly increasing Inferred.

Negative factors

  • Decrease in Measured and Indicated pounds (5.2%) after accounting for production, though total contained metal increased.

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 16

Classification and evidence

Cut-off Disclosedpositive

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 Updateneutral

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: 14. Some facts used in scoring do not have a stored record.

Resource Estimates (14)

measuredLost Creek Property · uraniumTonnes: 9631.05Grade: 0.049Grade Unit: % eU3O8Contained Metal: 10316Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:34f4f256f1ff0ee091e9
Deposit or zone
LOST CREEK

Resource Data

Category
measured
Tonnes
9631.05
Grade
0.049
Grade Unit
% eU3O8
Contained Metal
10316
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Measured resource for the LOST CREEK zone contributes significantly to the overall resource base with high confidence.

Positive factors

  • High confidence Measured resource category.
  • Significant contained metal in this category.

Evidence · table

“0.049”

Context: 10,616

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedLost Creek Property · uraniumTonnes: 1911.05Grade: 0.047Grade Unit: % eU3O8Contained Metal: 1985Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:7cea251b0dbdeb6d8b92
Deposit or zone
LOST CREEK

Resource Data

Category
indicated
Tonnes
1911.05
Grade
0.047
Grade Unit
% eU3O8
Contained Metal
1985
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Indicated resource for the LOST CREEK zone adds to the overall resource base with good confidence.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“0.047”

Context: 2,107

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 6019.05Grade: 0.049Grade Unit: % eU3O8Contained Metal: 6460Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:348c9c295a8684b35ec1
Deposit or zone
LOST CREEK

Resource Data

Category
inferred
Tonnes
6019.05
Grade
0.049
Grade Unit
% eU3O8
Contained Metal
6460
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Inferred resource for the LOST CREEK zone represents potential for future conversion and growth.

Positive factors

  • Significant Inferred resource provides future exploration upside.

Evidence · table

“0.049”

Context: 6,635

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredLost Creek Property · uraniumTonnes: 1285.45Grade: 0.052Grade Unit: % eU3O8Contained Metal: 1468Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:994a0e16a199727dab47
Deposit or zone
LC EAST

Resource Data

Category
measured
Tonnes
1285.45
Grade
0.052
Grade Unit
% eU3O8
Contained Metal
1468
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Measured resource in the LC EAST zone adds high-confidence pounds to the overall estimate.

Positive factors

  • High confidence Measured resource in LC EAST zone.

Evidence · table

“0.052”

Context: 1,417

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedLost Creek Property · uraniumTonnes: 1421.55Grade: 0.045Grade Unit: % eU3O8Contained Metal: 1409Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:fb0cb944d1cd7fa21a81
Deposit or zone
LC EAST

Resource Data

Category
indicated
Tonnes
1421.55
Grade
0.045
Grade Unit
% eU3O8
Contained Metal
1409
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Indicated resource in the LC EAST zone adds to the overall resource base.

Positive factors

  • Indicated resource in LC EAST zone contributes to overall confidence.

Evidence · table

“0.045”

Context: 1,567

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 2829.05Grade: 0.045Grade Unit: % eU3O8Contained Metal: 2786Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:760a73e05657c2209920
Deposit or zone
LC EAST

Resource Data

Category
inferred
Tonnes
2829.05
Grade
0.045
Grade Unit
% eU3O8
Contained Metal
2786
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Inferred resource in the LC EAST zone adds to the project's long-term potential.

Positive factors

  • Inferred resource in LC EAST zone provides future potential.

Evidence · table

“0.045”

Context: 3,120

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 584.25Grade: 0.045Grade Unit: % eU3O8Contained Metal: 581Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:2e925837f47ce1400f78
Deposit or zone
LC NORTH

Resource Data

Category
inferred
Tonnes
584.25
Grade
0.045
Grade Unit
% eU3O8
Contained Metal
581
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Inferred resource in the LC NORTH zone contributes to the overall Inferred category.

Positive factors

  • Inferred resource in LC NORTH zone adds to exploration upside.

Evidence · table

“0.045”

Context: 644

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedLost Creek Property · uraniumTonnes: 200.45Grade: 0.037Grade Unit: % eU3O8Contained Metal: 165Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:7208b4d49b4f2f0fa003
Deposit or zone
LC SOUTH

Resource Data

Category
indicated
Tonnes
200.45
Grade
0.037
Grade Unit
% eU3O8
Contained Metal
165
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Indicated resource in the LC SOUTH zone is a smaller but confident contribution.

Positive factors

  • Indicated resource in LC SOUTH zone adds to overall confidence.

Evidence · table

“0.037”

Context: 221

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 577.85Grade: 0.039Grade Unit: % eU3O8Contained Metal: 496Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:6c91ecfe9a8105642324
Deposit or zone
LC SOUTH

Resource Data

Category
inferred
Tonnes
577.85
Grade
0.039
Grade Unit
% eU3O8
Contained Metal
496
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The Inferred resource in the LC SOUTH zone contributes to the overall Inferred category.

Positive factors

  • Inferred resource in LC SOUTH zone adds to future potential.

Evidence · table

“0.039”

Context: 637

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 14.5Grade: 0.109Grade Unit: % eU3O8Contained Metal: 34Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:aaddfd298d2115ba7577
Deposit or zone
LC WEST

Resource Data

Category
inferred
Tonnes
14.5
Grade
0.109
Grade Unit
% eU3O8
Contained Metal
34
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The LC WEST zone has a small but high-grade Inferred resource.

Positive factors

  • High grade in this small Inferred resource.

Evidence · table

“0.109”

Context: 16

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

measuredLost Creek Property · uraniumTonnes: 7715.45Grade: 0.049Grade Unit: % eU3O8Contained Metal: 8309Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:3328411cc29c1328a6be
Deposit or zone
GRAND TOTAL

Resource Data

Category
measured
Tonnes
7715.45
Grade
0.049
Grade Unit
% eU3O8
Contained Metal
8309
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The grand total Measured resource provides a strong, high-confidence base for the project.

Positive factors

  • Substantial Measured resource in the grand total.

Evidence · table

“0.049”

Context: 8,505

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedLost Creek Property · uraniumTonnes: 3533.05Grade: 0.046Grade Unit: % eU3O8Contained Metal: 3559Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:73e4deed5a31bb9673b5
Deposit or zone
GRAND TOTAL

Resource Data

Category
indicated
Tonnes
3533.05
Grade
0.046
Grade Unit
% eU3O8
Contained Metal
3559
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The grand total Indicated resource adds substantial confidence to the project's resource base.

Positive factors

  • Significant Indicated resource in the grand total.

Evidence · table

“0.046”

Context: 3,895

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

inferredLost Creek Property · uraniumTonnes: 10026.05Grade: 0.047Grade Unit: % eU3O8Contained Metal: 10357Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:caafe27bb4b4afaf1acd
Deposit or zone
GRAND TOTAL

Resource Data

Category
inferred
Tonnes
10026.05
Grade
0.047
Grade Unit
% eU3O8
Contained Metal
10357
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31
Prior Contained Metal
6807

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The grand total Inferred resource shows significant growth, indicating strong exploration potential and future upside.

Positive factors

  • Substantial Inferred resource in the grand total.
  • Significant increase in Inferred pounds (34.3%) compared to prior estimate.

Evidence · table

“0.047”

Context: 11,052

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Contained Metal Growthpositive

True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.

Why it applies: 10357 against 6807 previously

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

indicatedLost Creek Property · uraniumTonnes: 11248.5Contained Metal: 11868Contained Unit: klbView all details
Link to this fact

Identity

Project
Lost Creek Property
Commodity
uranium
Region
wyoming
Reported Region
Wyoming
Ticker
URE

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:351f507d5a5b3dc45d7b
Deposit or zone
GRAND TOTAL

Resource Data

Category
indicated
Tonnes
11248.5
Contained Metal
11868
Contained Unit
klb
Cutoff Grade
0.02
Cutoff Unit
% eU3O8

Prior Estimate

Resource Date
2025-12-31
Prior Contained Metal
12517

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-10T00:00:00.000Z

Reasoning: The combined Measured and Indicated resource is substantial, forming a solid foundation for the project, despite a minor reduction post-production.

Positive factors

  • Large Measured + Indicated resource base provides high confidence for project development.

Negative factors

  • Slight decrease (5.2%) in Measured and Indicated pounds after accounting for production.

Evidence · table

“11,868”

Context: 12,400

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Contained Metal Declinenegative

Contained metal decreased vs prior despite tonnage growth — grade dilution exceeds volume gain.

Why it applies: 11868 against 12517 previously

Resource Updateneutral

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.