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Signal · Commodities & Input Costs

Copper's Longest Rally Since 1994 Collides With a Shrinking Supply Chain

Oilprice.com Trade press Published 7th September 2026 Global

What the source reported

Source-reported

Copper is riding its longest weekly winning streak since 1994, and the physical market underneath the rally keeps getting thinner. Benchmark prices on the London Metal Exchange notched a 10th straight weekly gain through last Friday, trading near $14,300 a ton and within reach of the record $14,527.50 set in January. On Comex, prices topped $6.70 a pound in August, a fresh all-time high. Behind the run sits inventory that keeps draining: LME warehouse stocks fell for 42 straight days through mid-August, the longest stretch since 2014, and nearly…

Publication
Oilprice.com · Trade Publication
Published
7th September 2026
Original report
oilprice.com

ProcIntel stores what the source published in its feed — a headline, a summary and a link. It does not store or reproduce the full article.

What ProcIntel recorded

ProcIntel-derived
Category
Commodities & Input Costs
Geography
Global
Organisations
None identified
Collected
7th September 2026 · 18:07

Initial assessment ProcIntel's automatic, provisional read of this individual Signal -- Initial Significance and Initial Confidence, computed deterministically before any Event extraction or human review.

A provisional, automatically computed reading of this individual Signal, before Event extraction or human review. Not a final rating.

Significance 2 · Moderate
Confidence 2 · Low

Initial Significance Moderate (30.0/100). Strongest contributor: Procurement Impact (18.0/30 points). Limiting factor: Geographic Breadth (0.0/10 points). Initial Confidence Low (31.5/100, data sufficiency: Partial). Strongest contributor: Source Authority (20.0/40 points). Limiting factor: Corroboration (2.5/25 points).

Strongest contributor
Procurement Impact
Limiting factor
Geographic Breadth