Mountain Province Diamonds Announces Full Year and Fourth Quarter 2025 Results

Original announcement by tmx on

Company
Mountain Province Diamonds Inc.
Ticker
MPVD
Exchange
TSX
Region
Canada's Northwest Territories
Primary commodity
Diamonds
Secondary commodities
None reported
Document categories
Production, Resource update
Extracted
2026-09-18 10:58:33 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Mountain Province Diamonds reported a challenging full-year 2025 with a net loss of $279.5 million and a 95% decrease in Adjusted EBITDA. Although Q4 2025 saw a material improvement in recovered carats and grade due to accessing higher-grade ore, full-year production and grade were lower than 2024, and cash costs increased. The company also highlighted difficult diamond market conditions and the pausing of the Tuzo Phase 3 project.

Reasoning: The document reports a significant net loss and decreased profitability for the full year 2025, alongside increased production costs and challenging market conditions. While Q4 2025 showed operational improvements, the overall annual performance was negative. Historical resource estimates are also provided but do not impact the current operational sentiment.

Positive factors

  • Significant improvement in Q4 2025 recovered grade and carats due to accessing higher-grade ore.
  • Increase in total tonnes mined for FY 2025.

Negative factors

  • Substantial net loss and significant decrease in Adjusted EBITDA for FY 2025.
  • Overall decrease in carats recovered and recovered grade for FY 2025 compared to FY 2024.
  • Increased cash costs of production per tonne and per carat for FY 2025.
  • Challenging diamond market conditions and pausing of the Tuzo Phase 3 project.

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

Facts used in scoring: 18

Extracted facts

Stored fact records: 3. Some facts used in scoring do not have a stored record.

Resource Estimates (3)

indicatedKelvin kimberlite · diamondsTonnes: 8500000Grade: 1.6Grade Unit: carats/tonneContained Metal: 13620000Contained Unit: caratsHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Kelvin kimberlite
Commodity
diamonds
Region
canada
Reported Region
Canada's Northwest Territories
Ticker
MPVD

Resource scope

Estimate type
resource
Effective date
2019-02-01T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tom McCandless, Ph.D., P.Geo, Tysen Hantelmann, P.Eng.
Resource group id
resource:ced6a2bfd58b58ba7572

Resource Data

Category
indicated
Tonnes
8500000
Grade
1.6
Grade Unit
carats/tonne
Contained Metal
13620000
Contained Unit
carats

Prior Estimate

Resource Date
2019-02-01

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-01T00:00:00.000Z

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This is a historical Indicated mineral resource estimate for the Kelvin kimberlite, providing a baseline for the company's assets, but its age limits its novelty.

Positive factors

  • Indicated resource category provides a reasonable level of geological confidence.
  • NI 43-101 compliant and QP signed, indicating adherence to reporting standards.

Negative factors

  • Estimate is historical (February 2019), reducing its current relevance and novelty.

Evidence · text

“Kelvin is estimated to contain 13.62 million carats (Mct) in 8.50 million tonnes (Mt) at a grade of 1.60 carats/tonne and value of US$63/carat, at February 2019. All resource estimations are based on a 1mm diamond size bottom cut-off. The disclosure in this news release of scientific and technical information regarding Mountain Province's mineral properties has been reviewed and approved by Tom McCandless, Ph.D., P.Geo and Tysen Hantelmann, P.Eng., Qualified Persons as defined by National Instrument 43-101 Standards of Disclosure for Mineral Projects.”

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 7.2 years before this release

inferredFaraday 2 kimberlite · diamondsTonnes: 2070000Grade: 2.63Grade Unit: carats/tonneContained Metal: 5450000Contained Unit: caratsHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Faraday 2 kimberlite
Commodity
diamonds
Region
canada
Reported Region
Canada's Northwest Territories
Ticker
MPVD

Resource scope

Estimate type
resource
Effective date
2019-02-01T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tom McCandless, Ph.D., P.Geo, Tysen Hantelmann, P.Eng.
Resource group id
resource:a600ec907052c554b4af

Resource Data

Category
inferred
Tonnes
2070000
Grade
2.63
Grade Unit
carats/tonne
Contained Metal
5450000
Contained Unit
carats

Prior Estimate

Resource Date
2019-02-01

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-01T00:00:00.000Z

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This is a historical Inferred mineral resource estimate for the Faraday 2 kimberlite, providing an indication of potential but with lower confidence due to its category and age.

Positive factors

  • NI 43-101 compliant and QP signed, indicating adherence to reporting standards.

Negative factors

  • Estimate is historical (February 2019), reducing its current relevance and novelty.
  • Inferred resource category has lower geological confidence and cannot support economic studies alone.

Evidence · text

“Faraday 2 is estimated to contain 5.45Mct in 2.07Mt at a grade of 2.63 carats/tonne and value of US$140/ct, at February 2019. All resource estimations are based on a 1mm diamond size bottom cut-off. The disclosure in this news release of scientific and technical information regarding Mountain Province's mineral properties has been reviewed and approved by Tom McCandless, Ph.D., P.Geo and Tysen Hantelmann, P.Eng., Qualified Persons as defined by National Instrument 43-101 Standards of Disclosure for Mineral Projects.”

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 7.2 years before this release

inferredFaraday 1-3 kimberlite · diamondsTonnes: 1870000Grade: 1.04Grade Unit: carats/tonneContained Metal: 1900000Contained Unit: caratsHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Faraday 1-3 kimberlite
Commodity
diamonds
Region
canada
Reported Region
Canada's Northwest Territories
Ticker
MPVD

Resource scope

Estimate type
resource
Effective date
2019-02-01T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Tom McCandless, Ph.D., P.Geo, Tysen Hantelmann, P.Eng.
Resource group id
resource:f85bd23ff26deda7a46b

Resource Data

Category
inferred
Tonnes
1870000
Grade
1.04
Grade Unit
carats/tonne
Contained Metal
1900000
Contained Unit
carats

Prior Estimate

Resource Date
2019-02-01

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-01T00:00:00.000Z

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This is a historical Inferred mineral resource estimate for the Faraday 1-3 kimberlite, providing an indication of potential but with lower confidence due to its category and age.

Positive factors

  • NI 43-101 compliant and QP signed, indicating adherence to reporting standards.

Negative factors

  • Estimate is historical (February 2019), reducing its current relevance and novelty.
  • Inferred resource category has lower geological confidence and cannot support economic studies alone.

Evidence · text

“Faraday 1-3 is estimated to contain 1.90Mct in 1.87Mt at a grade of 1.04 carats/tonne and value of US$75/carat, at February 2019. All resource estimations are based on a 1mm diamond size bottom cut-off. The disclosure in this news release of scientific and technical information regarding Mountain Province's mineral properties has been reviewed and approved by Tom McCandless, Ph.D., P.Geo and Tysen Hantelmann, P.Eng., Qualified Persons as defined by National Instrument 43-101 Standards of Disclosure for Mineral Projects.”

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 7.2 years before this release

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.