# Regulus Adopts Shareholder Rights Plan and Provides Project Update Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897 Original source: https://money.tmx.com/en/quote/REG/news/5613606400747713/regulus-adopts-shareholder-rights-plan-and-provides-project-update Publisher: tmx Original announcement: 2026-03-31T11:00:00.000Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: Regulus Resources Inc. - Ticker: REG - Exchange: TSX - Region: Peru - Primary commodity: Copper - Secondary commodities: Gold, Silver - Document categories: Resource update, Other - Extracted: 2026-09-16 18:46:45 UTC Narrative sentiment: 0.00 · Neutral ## Minestarters Atlas summary Regulus Resources Inc. has adopted a shareholder rights plan to protect against creeping takeovers. The company also provided a project update for the AntaKori project, noting delays in completing an integrated Mineral Resource Estimate for the Tantahuatay-AntaKori sulphide project and ongoing metallurgical testing with Nuton. Reasoning: The document is a dual-purpose release covering a corporate governance update \(Rights Plan\) and a project update regarding delays in an integrated MRE and ongoing metallurgical testing. - Positive factor: Ongoing metallurgical testing with Nuton - Positive factor: Progress on integrated MRE - Negative factor: MRE completion delayed due to technical disagreements - Negative factor: Shareholder rights plan adoption \(corporate governance event\) Facts used in scoring: 6 ## Classification and evidence **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: The resource figures provided are historical references to a 2019 technical report. Evidence · text > dated February 22, 2019 **NI 43-101 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: The historical resource was prepared as an NI 43-101 Technical Report. Evidence · text > NI 43-101 Technical Report ## Extracted facts Stored fact records: 6. Some facts used in scoring do not have a stored record. ## Resource Estimates (6) ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-0) AntaKori · copper Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: copper - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:2b017de2830e1f4f9b1e - Deposit or zone: AntaKori #### Resource Data - Category: indicated - Tonnes: 250000000 - Grade: 0.48 - Grade Unit: % #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical indicated resource data restated from 2019 report. Evidence · text > indicated mineral resources of 250 million tonnes with a grade of 0.48 % Cu #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 years before this release ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-1) AntaKori · gold Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: gold - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:2b017de2830e1f4f9b1e - Deposit or zone: AntaKori #### Resource Data - Category: indicated - Tonnes: 250000000 - Grade: 0.29 - Grade Unit: g/t #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical indicated gold grade restated from 2019 report. Evidence · text > 0.29 g/t Au #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 years before this release ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-2) AntaKori · silver Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: silver - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:2b017de2830e1f4f9b1e - Deposit or zone: AntaKori #### Resource Data - Category: indicated - Tonnes: 250000000 - Grade: 7.5 - Grade Unit: g/t #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical indicated silver grade restated from 2019 report. Evidence · text > 7.5 g/t Ag #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 years before this release ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-3) AntaKori · copper Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: copper - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:136802c6237e88305ee0 - Deposit or zone: AntaKori #### Resource Data - Category: inferred - Tonnes: 267000000 - Grade: 0.41 - Grade Unit: % #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical inferred resource data restated from 2019 report. Evidence · text > inferred mineral resources of 267 million tonnes with a grade of 0.41 % Cu #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 years before this release ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-4) AntaKori · gold Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: gold - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:136802c6237e88305ee0 - Deposit or zone: AntaKori #### Resource Data - Category: inferred - Tonnes: 267000000 - Grade: 0.26 - Grade Unit: g/t #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical inferred gold grade restated from 2019 report. Evidence · text > 0.26 g/t Au #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 years before this release ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/regulus-adopts-shareholder-rights-plan-and-provides-project-update--5d739495-1d18-4b60-a0b3-d0e611521897#fact-resource-facts-5) AntaKori · silver Historical result Needs review: historical\_restatement #### Identity - Project: AntaKori - Commodity: silver - Region: peru - Reported Region: Peru - Ticker: REG #### Resource scope - Estimate type: resource - Resource group id: resource:136802c6237e88305ee0 - Deposit or zone: AntaKori #### Resource Data - Category: inferred - Tonnes: 267000000 - Grade: 7.8 - Grade Unit: g/t #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2019-02-22T00:00:00.000Z #### Dates - Event date: 2026-03-31T00:00:00.000Z Reasoning: Historical inferred silver grade restated from 2019 report. Evidence · text > 7.8 g/t Ag #### 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 Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Stale Estimate** Polarity: negative Definition: Effective date is >2 years old — data currency concern, may not reflect current geological understanding. Why it applies: effective date is 7.1 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.