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Copper Prices Drop Sharply Amid Tariff Uncertainty, Contractors Still Facing High Costs

September 15, 2026 at 09:56 PM•ACHR News•bearish•Importance: 80/100
CopperAluminumIron/Steel

Copper futures fell after the Trump administration signaled a possible pause on refined‑copper tariffs, but the price decline may not ease costs for contractors because supply constraints and existing 50% duties on semi‑finished copper products remain in place. Copper wire and cable prices have risen 27.2% year‑over‑year, and the metal remains a key input for HVAC, power infrastructure and data centers. Aluminum and steel prices also stay elevated, adding to construction cost pressures.

Copper futures fell after the Trump administration signaled a possible pause on refined‑copper tariffs, but the price decline may not ease costs for contractors because supply constraints and existing 50% duties on semi‑finished copper products remain in place. Copper wire and cable prices have risen 27.2% year‑over‑year, and the metal remains a key input for HVAC, power infrastructure and data centers. Aluminum and steel prices also stay elevated, adding to construction cost pressures.

In the short to medium term, copper price volatility is likely to persist, with the possibility of a rebound once tariff expectations settle. Contractors may need to hedge or adjust margins to manage ongoing high input costs. Elevated aluminum and steel prices will continue to weigh on construction budgets.