FTSE 100 Live: London shares continue to outperform wider European markets
Original announcement by proactiveinvestors on
- Company
- Mendell Helium PLC
- Ticker
- MDH
- Exchange
- Unavailable
- Region
- Kansas
- Primary commodity
- Helium
- Secondary commodities
- None reported
- Document categories
- Drill results
- Extracted
- 2026-09-14 11:37:41 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Mendell Helium PLC reported helium concentrations of up to 10.9% at its Rost 2-26 well in Kansas. The news contributed to a nearly 5% rise in the company's share price.
Reasoning: Reporting of significant helium concentrations (up to 10.9%) at the Rost 2-26 well is a positive exploration result.
Positive factors
- High helium concentration reported
Facts used in scoring: 1
Classification and evidence
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: The report of specific concentrations at the Rost 2-26 well indicates successful testing of a specific well location.
Evidence · text
“Rost 2 well records helium concentration of up to 10.9%”
Extracted facts
Stored fact records: 1. Some facts used in scoring do not have a stored record.
Drill Results (1)
Rost 2-26heliumGrade: 10.9Grade Unit: %View all detailsHide details
Identity
- Hole ID
- Rost 2-26
- Commodity
- helium
- Region
- kansas
- Reported Region
- kansas
- Ticker
- MDH
Geometry
- Grade
- 10.9
- Grade Unit
- %
Classification
- Program
- exploration
- Sample Type
- drill
- Mining Method
- unknown
Location
- Location
- Rost 2
- Loc. Confidence
- medium
- Loc. Source
- document
QA/QC
- QP Signed
- No
- QA/QC Methods
- standards
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-14T00:00:00.000Z
Reasoning: 10.9% helium concentration is a significant result for a helium well.
Positive factors
- High concentration
Evidence · text
“Rost 2 well records helium concentration of up to 10.9%”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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.