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Copper Drops 5% on Tariff Uncertainty as AI Demand Remains Firm

By Markets Desk · 2026-09-11 · 1 min read
A coil of shiny reddish-brown metal wire resting on a wooden surface
Illustration: Tradingbird

Copper prices fell nearly 5% to $6.45 per pound after the White House delayed finalizing decisions on refined copper tariffs. This pullback follows a summer rally driven by the massive copper requirements of AI data centers.

Copper futures dropped to approximately $6.45 per pound in recent trading. The decline represents a nearly 5% loss in the previous session. This move reflects a market recalibration following news that the White House has not yet finalized decisions on refined copper tariffs.

The price action follows a summer rally that pushed copper toward record highs. According to GN markets/commodities (en-US), this volatility highlights the tension between speculative tariff fears and structural demand growth. The metal remains central to the global technology supercycle.

AI infrastructure drives record copper demand

Modern AI data centers require significantly more copper than traditional server farms. High-performance GPUs consume large amounts of electricity and generate heat that necessitates specialized thermal architecture. This design makes facilities highly copper-intensive.

A conventional data center uses between 5,000 and 15,000 tons of copper. In contrast, a hyperscale facility for AI can require up to 50,000 tons. Microsoft’s Chicago campus embeds approximately 2,177 tons of copper across its 81 MW capacity. The metal is used in high-voltage busbars, power distribution units, transformers, and liquid-cooling hardware.

Mining ETFs outperform broader market benchmarks

Pure-play copper mining exchange-traded funds have shown strong operational leverage year to date. The iShares Copper and Metals Mining ETF, ticker ICOP, has beaten the S&P 500. This performance aligns with the bullish case for the sector.

Investors view the recent price dip as a potential entry point. The underlying physical fundamentals support long-term demand. The demand profile extends beyond cyclical factors into structural necessity for technology infrastructure.

Structural catalysts support long-term price levels

Several factors are set to sustain long-term demand for the red metal. Demand is driven by AI data centers competing for available physical supplies. Electric vehicle manufacturing also contributes to this consumption.

Global power grid modernization adds further pressure on copper resources. Renewable energy storage systems require significant quantities of the metal. These supply-side constraints and demand-side momentum create a supportive environment for copper prices.

Based on reporting by Yahoo Finance, compiled by the Tradingbird desk.

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