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NORTHERN DYNASTY MINERALS LTD

TSX:NDMLSE:0VA3US:NAKUS:NDMLF
C$1.69Close 7 Oct 2026 · delayed

Past year: ▼ 40%(1.69 – 3.24 CAD)

Market cap
—
Shares on issue
0
Story beats
54 since 2018
Last event
26 June 2026

Announcements, explained

Each one in plain English, with the numbers worked through for a shareholder.

1 June 2021regulatory community update● Neutral

The Army Corps completed the administrative record on which the appeal will be decided and gave it to the Pebble Partnership for review.

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17 May 2021other● Neutral

Chief executive commentary arguing US clean-energy targets will sharply raise domestic copper demand. No company-specific development.

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27 Apr 2021regulatory community update● Neutral

Published an environmental, social and governance report for Pebble. The release notes the company has held the Alaska state claims since 2001, twenty years without a permit.

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6 Apr 2021resource reserve update● Neutral

The 2021 technical report itself, effective 24 February 2021 - the same resource as before, restated to reflect that the project's federal permit had been refused.

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6 Apr 2021regulatory community update● Neutral

Wrote to Michael Regan, the newly confirmed EPA administrator, asking him to support due process for Pebble - an attempt to set the tone with the agency that had twice tried to veto the project.

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1 Apr 2021annual report● Neutral

Filed 2020 annual accounts and Form 40-F, together with an updated Pebble technical report revised to describe the permitting position after the November 2020 record of decision.

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15 Mar 2021regulatory community update● Neutral

A second strand of the appeal: that the Army Corps' public interest review, which concluded Pebble's economic costs outweighed its benefits, contradicts the administrative record.

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26 Feb 2021regulatory community update▲ GoodMajor

The Army Corps accepted the appeal as complete and eligible, starting the formal administrative review of the permit denial.

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10 Feb 2021regulatory community update● Neutral

Set out the appeal's central argument: that the Army Corps' finding of "significant degradation" is not supported by its own review.

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27 Jan 2021regulatory community update● Neutral

Published the appeal document on the company website for shareholders to read.

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21 Jan 2021regulatory community update● NeutralMajor

The Pebble Partnership submitted its request for appeal to the Army Corps' Pacific Ocean Division Engineer in Hawaii during the week of 21 January 2021, ahead of the 60-day deadline. It noted the July 2020 impact statement had found Pebble would not have measurable effects on fish populations.

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11 Jan 2021regulatory community update▲ GoodMajor

The State of Alaska said it would appeal the permit denial in its own right, Governor Dunleavy calling the decision flawed and a dangerous precedent. The state becomes a second, separately funded party fighting the denial.

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17 Dec 2020regulatory community update● Neutral

Set out the ground for the appeal: that the Army Corps' rejection of the mitigation plan was contrary to law, unprecedented in Alaska and unsupported by the record.

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3 Dec 2020regulatory community update● NeutralMajor

The Pebble Partnership said it was preparing a request for appeal of the Army Corps' 25 November denial, to be filed within the 60-day window. It said it would challenge the decision on procedural, substantive and legal grounds.

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25 Nov 2020regulatory community update▼ BadMajor

The permit was refused. The Army Corps ruled the mitigation plan filed nine days earlier non-compliant and found Pebble "not in the public interest", denying the Clean Water Act permits after a two-and-a-half-year review that had ended in a favourable impact statement four months earlier. The company called the decision politically motivated.

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16 Nov 2020regulatory community update● NeutralMajor

Filed the compensatory mitigation plan with the Army Corps two days before the 18 November deadline, saying it fully met the agency's requirements.

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8 Oct 2020regulatory community update● Neutral

Welcomed a US government decision to put $25 million of development-finance money into a UK rare-earths group as a first step on critical mineral supply. Nothing in the release involves Pebble directly.

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2 Oct 2020resource reserve update▲ Good

Filed the technical report carrying August's rhenium-inclusive resource, which the company says makes Pebble the largest single rhenium resource in the world, ahead of Chile's Chuquicamata at 3.8 million kg.

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23 Sept 2020director officer appointment▼ BadMajor

Pebble Partnership CEO Tom Collier resigned after an environmental group covertly videotaped him making comments about Alaska's elected and regulatory officials. Former Pebble CEO John Shively was named interim CEO pending a leadership search.

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14 Sept 2020other material event▼ Bad

Rejected a short-selling report published by J Capital Research on 9 September as "fatuous, flimsy and fundamentally self-serving", noting the claims echoed those made by Kerrisdale Capital in 2017. The second short attack on the company in this record's memory.

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14 Sept 2020investor presentation● Neutral

Flagged two investor conference webcasts by senior management.

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3 Sept 2020director officer appointment● Neutral

Appointed Mike Westerlund, previously in investor relations elsewhere in mining, as vice president of investor relations.

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31 Aug 2020regulatory community update● Neutral

A repeat filing of the same 28 August statement, marked "REPEAT" in its own headline; the company filed the identical statement twice on the same day.

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31 Aug 2020regulatory community update● Neutral

Said the Army Corps' Alaska District letter, not press reports, set the policy for Pebble and that a mitigation plan was what stood between the project and a record of decision.

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24 Aug 2020regulatory community update▼ Bad

Denied a Politico report that the Trump administration planned to block Pebble, saying the normal process was continuing ahead of an Army Corps letter on wetlands mitigation.

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24 Aug 2020other● Neutral

Launched an advertising and outreach campaign aimed at the Trump administration, the Republican Party and its convention delegates, arguing for a timely permitting decision.

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24 Aug 2020regulatory community update● NeutralMajor

The Army Corps sent the Pebble Partnership a letter setting out its expectations for compensatory mitigation of about 3,000 acres of wetlands and 100 miles of streams, which the company called a normal, anticipated step. It said it expected to submit a compliant plan within weeks.

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20 Aug 2020resource reserve update▲ GoodMajor

Added rhenium to the Pebble resource for the first time: 2.6 million kg in the 6.5 billion tonnes measured and indicated at 0.41 ppm, plus 1.6 million kg inferred, on 58,000 assays from 699 holes. With total US rhenium resources around 5 million kg, the company said Pebble raises the domestic total by 84%. Copper, gold, molybdenum and silver figures are unchanged.

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19 Aug 2020regulatory community update▲ Good

The Alaska Republican Party passed a resolution backing development of Pebble, citing an estimated $21 million a year for the Lake and Peninsula Borough, about $1 billion for the state and 750 to 1,000 jobs.

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17 Aug 2020other▼ Bad

Chief executive Ron Thiessen responded publicly to Bass Pro Shops founder Johnny Morris's televised opposition to Pebble, saying shareholders and supporters had contacted him over the weekend about it.

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